421986474

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{487}}^1$

素因数の和:561

約数の個数: 144

約数和(自身を含む): 1178765952

約数和(自身を除く): 756779478

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 23, 26, 39, 42, 46, 63, 69, 78, 91, 117, 126, 138, 161, 182, 207, 234, 273, 299, 322, 414, 483, 487, 529, 546, 598, 819, 897, 966, 974, 1058, 1449, 1461, 1587, 1638, 1794, 2093, 2691, 2898, 2922, 3174, 3409, 3703, 4186, 4383, 4761, 5382, 6279, 6331, 6818, 6877, 7406, 8766, 9522, 10227, 11109, 11201, 12558, 12662, 13754, 18837, 18993, 20454, 20631, 22218, 22402, 30681, 33327, 33603, 37674, 37986, 41262, 44317, 48139, 56979, 61362, 61893, 66654, 67206, 78407, 88634, 96278, 100809, 113958, 123786, 132951, 144417, 145613, 156814, 201618, 235221, 257623, 265902, 288834, 291226, 398853, 433251, 436839, 470442, 515246, 705663, 772869, 797706, 866502, 873678, 1019291, 1310517, 1411326, 1545738, 1803361, 2038582, 2318607, 2621034, 3057873, 3349099, 3606722, 4637214, 5410083, 6115746, 6698198, 9173619, 10047297, 10820166, 16230249, 18347238, 20094594, 23443693, 30141891, 32460498, 46887386, 60283782, 70331079, 140662158, 210993237, 421986474]

約数ペア:

[(1, 421986474), (2, 210993237), (3, 140662158), (6, 70331079), (7, 60283782), (9, 46887386), (13, 32460498), (14, 30141891), (18, 23443693), (21, 20094594), (23, 18347238), (26, 16230249), (39, 10820166), (42, 10047297), (46, 9173619), (63, 6698198), (69, 6115746), (78, 5410083), (91, 4637214), (117, 3606722), (126, 3349099), (138, 3057873), (161, 2621034), (182, 2318607), (207, 2038582), (234, 1803361), (273, 1545738), (299, 1411326), (322, 1310517), (414, 1019291), (483, 873678), (487, 866502), (529, 797706), (546, 772869), (598, 705663), (819, 515246), (897, 470442), (966, 436839), (974, 433251), (1058, 398853), (1449, 291226), (1461, 288834), (1587, 265902), (1638, 257623), (1794, 235221), (2093, 201618), (2691, 156814), (2898, 145613), (2922, 144417), (3174, 132951), (3409, 123786), (3703, 113958), (4186, 100809), (4383, 96278), (4761, 88634), (5382, 78407), (6279, 67206), (6331, 66654), (6818, 61893), (6877, 61362), (7406, 56979), (8766, 48139), (9522, 44317), (10227, 41262), (11109, 37986), (11201, 37674), (12558, 33603), (12662, 33327), (13754, 30681), (18837, 22402), (18993, 22218), (20454, 20631)]