205657709145

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{19}}^2\times {\mathrm{775087}}^1$

素因数の和:775147

約数の個数: 72

約数和(自身を含む): 403982066304

約数和(自身を除く): 198324357159

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 49, 57, 95, 105, 133, 147, 245, 285, 361, 399, 665, 735, 931, 1083, 1805, 1995, 2527, 2793, 4655, 5415, 7581, 12635, 13965, 17689, 37905, 53067, 88445, 265335, 775087, 2325261, 3875435, 5425609, 11626305, 14726653, 16276827, 27128045, 37979263, 44179959, 73633265, 81384135, 103086571, 113937789, 189896315, 220899795, 279806407, 309259713, 515432855, 569688945, 721605997, 839419221, 1399032035, 1546298565, 1958644849, 2164817991, 3608029985, 4197096105, 5875934547, 9793224245, 10824089955, 13710513943, 29379672735, 41131541829, 68552569715, 205657709145]

約数ペア:

[(1, 205657709145), (3, 68552569715), (5, 41131541829), (7, 29379672735), (15, 13710513943), (19, 10824089955), (21, 9793224245), (35, 5875934547), (49, 4197096105), (57, 3608029985), (95, 2164817991), (105, 1958644849), (133, 1546298565), (147, 1399032035), (245, 839419221), (285, 721605997), (361, 569688945), (399, 515432855), (665, 309259713), (735, 279806407), (931, 220899795), (1083, 189896315), (1805, 113937789), (1995, 103086571), (2527, 81384135), (2793, 73633265), (4655, 44179959), (5415, 37979263), (7581, 27128045), (12635, 16276827), (13965, 14726653), (17689, 11626305), (37905, 5425609), (53067, 3875435), (88445, 2325261), (265335, 775087)]