15972851685

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{1321}}^1\times {\mathrm{16451}}^1$

素因数の和:17794

約数の個数: 48

約数和(自身を含む): 29753376192

約数和(自身を除く): 13780524507

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 1321, 3963, 6605, 9247, 16451, 19815, 27741, 46235, 49353, 64729, 82255, 115157, 138705, 194187, 246765, 323645, 345471, 575785, 806099, 970935, 1727355, 2418297, 4030495, 12091485, 21731771, 65195313, 108658855, 152122397, 325976565, 456367191, 760611985, 1064856779, 2281835955, 3194570337, 5324283895, 15972851685]

約数ペア:

[(1, 15972851685), (3, 5324283895), (5, 3194570337), (7, 2281835955), (15, 1064856779), (21, 760611985), (35, 456367191), (49, 325976565), (105, 152122397), (147, 108658855), (245, 65195313), (735, 21731771), (1321, 12091485), (3963, 4030495), (6605, 2418297), (9247, 1727355), (16451, 970935), (19815, 806099), (27741, 575785), (46235, 345471), (49353, 323645), (64729, 246765), (82255, 194187), (115157, 138705)]