2890305915

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{231317}}^1$

素因数の和:231356

約数の個数: 48

約数和(自身を含む): 5695974432

約数和(自身を除く): 2805668517

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 49, 51, 85, 105, 119, 147, 245, 255, 357, 595, 735, 833, 1785, 2499, 4165, 12495, 231317, 693951, 1156585, 1619219, 3469755, 3932389, 4857657, 8096095, 11334533, 11797167, 19661945, 24288285, 27526723, 34003599, 56672665, 58985835, 82580169, 137633615, 170017995, 192687061, 412900845, 578061183, 963435305, 2890305915]

約数ペア:

[(1, 2890305915), (3, 963435305), (5, 578061183), (7, 412900845), (15, 192687061), (17, 170017995), (21, 137633615), (35, 82580169), (49, 58985835), (51, 56672665), (85, 34003599), (105, 27526723), (119, 24288285), (147, 19661945), (245, 11797167), (255, 11334533), (357, 8096095), (595, 4857657), (735, 3932389), (833, 3469755), (1785, 1619219), (2499, 1156585), (4165, 693951), (12495, 231317)]