621837244

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{4513}}^1$

素因数の和:4587

約数の個数: 72

約数和(自身を含む): 1368825360

約数和(自身を除く): 746988116

約数列:

[1, 2, 4, 7, 14, 19, 28, 37, 38, 49, 74, 76, 98, 133, 148, 196, 259, 266, 518, 532, 703, 931, 1036, 1406, 1813, 1862, 2812, 3626, 3724, 4513, 4921, 7252, 9026, 9842, 18052, 19684, 31591, 34447, 63182, 68894, 85747, 126364, 137788, 166981, 171494, 221137, 333962, 342988, 442274, 600229, 667924, 884548, 1168867, 1200458, 2337734, 2400916, 3172639, 4201603, 4675468, 6345278, 8182069, 8403206, 12690556, 16364138, 16806412, 22208473, 32728276, 44416946, 88833892, 155459311, 310918622, 621837244]

約数ペア:

[(1, 621837244), (2, 310918622), (4, 155459311), (7, 88833892), (14, 44416946), (19, 32728276), (28, 22208473), (37, 16806412), (38, 16364138), (49, 12690556), (74, 8403206), (76, 8182069), (98, 6345278), (133, 4675468), (148, 4201603), (196, 3172639), (259, 2400916), (266, 2337734), (518, 1200458), (532, 1168867), (703, 884548), (931, 667924), (1036, 600229), (1406, 442274), (1813, 342988), (1862, 333962), (2812, 221137), (3626, 171494), (3724, 166981), (4513, 137788), (4921, 126364), (7252, 85747), (9026, 68894), (9842, 63182), (18052, 34447), (19684, 31591)]