1880772915

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{8863}}^1$

素因数の和:8968

約数の個数: 64

約数和(自身を含む): 3594387456

約数和(自身を除く): 1713614541

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 47, 105, 129, 141, 215, 235, 301, 329, 645, 705, 903, 987, 1505, 1645, 2021, 4515, 4935, 6063, 8863, 10105, 14147, 26589, 30315, 42441, 44315, 62041, 70735, 132945, 186123, 212205, 310205, 381109, 416561, 930615, 1143327, 1249683, 1905545, 2082805, 2667763, 2915927, 5716635, 6248415, 8003289, 8747781, 13338815, 14579635, 17912123, 40016445, 43738905, 53736369, 89560615, 125384861, 268681845, 376154583, 626924305, 1880772915]

約数ペア:

[(1, 1880772915), (3, 626924305), (5, 376154583), (7, 268681845), (15, 125384861), (21, 89560615), (35, 53736369), (43, 43738905), (47, 40016445), (105, 17912123), (129, 14579635), (141, 13338815), (215, 8747781), (235, 8003289), (301, 6248415), (329, 5716635), (645, 2915927), (705, 2667763), (903, 2082805), (987, 1905545), (1505, 1249683), (1645, 1143327), (2021, 930615), (4515, 416561), (4935, 381109), (6063, 310205), (8863, 212205), (10105, 186123), (14147, 132945), (26589, 70735), (30315, 62041), (42441, 44315)]