123187428

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1213}}^1$

素因数の和:1274

約数の個数: 144

約数和(自身を含む): 395938816

約数和(自身を除く): 272751388

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 31, 36, 39, 42, 52, 62, 63, 78, 84, 91, 93, 117, 124, 126, 156, 182, 186, 217, 234, 252, 273, 279, 364, 372, 403, 434, 468, 546, 558, 651, 806, 819, 868, 1092, 1116, 1209, 1213, 1302, 1612, 1638, 1953, 2418, 2426, 2604, 2821, 3276, 3627, 3639, 3906, 4836, 4852, 5642, 7254, 7278, 7812, 8463, 8491, 10917, 11284, 14508, 14556, 15769, 16926, 16982, 21834, 25389, 25473, 31538, 33852, 33964, 37603, 43668, 47307, 50778, 50946, 63076, 75206, 76419, 94614, 101556, 101892, 110383, 112809, 141921, 150412, 152838, 189228, 220766, 225618, 263221, 283842, 305676, 331149, 338427, 441532, 451236, 488839, 526442, 567684, 662298, 676854, 789663, 977678, 993447, 1052884, 1324596, 1353708, 1466517, 1579326, 1955356, 1986894, 2368989, 2933034, 3158652, 3421873, 3973788, 4399551, 4737978, 5866068, 6843746, 8799102, 9475956, 10265619, 13687492, 17598204, 20531238, 30796857, 41062476, 61593714, 123187428]

約数ペア:

[(1, 123187428), (2, 61593714), (3, 41062476), (4, 30796857), (6, 20531238), (7, 17598204), (9, 13687492), (12, 10265619), (13, 9475956), (14, 8799102), (18, 6843746), (21, 5866068), (26, 4737978), (28, 4399551), (31, 3973788), (36, 3421873), (39, 3158652), (42, 2933034), (52, 2368989), (62, 1986894), (63, 1955356), (78, 1579326), (84, 1466517), (91, 1353708), (93, 1324596), (117, 1052884), (124, 993447), (126, 977678), (156, 789663), (182, 676854), (186, 662298), (217, 567684), (234, 526442), (252, 488839), (273, 451236), (279, 441532), (364, 338427), (372, 331149), (403, 305676), (434, 283842), (468, 263221), (546, 225618), (558, 220766), (651, 189228), (806, 152838), (819, 150412), (868, 141921), (1092, 112809), (1116, 110383), (1209, 101892), (1213, 101556), (1302, 94614), (1612, 76419), (1638, 75206), (1953, 63076), (2418, 50946), (2426, 50778), (2604, 47307), (2821, 43668), (3276, 37603), (3627, 33964), (3639, 33852), (3906, 31538), (4836, 25473), (4852, 25389), (5642, 21834), (7254, 16982), (7278, 16926), (7812, 15769), (8463, 14556), (8491, 14508), (10917, 11284)]