1209728912

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{291923}}^1$

素因数の和:291975

約数の個数: 40

約数和(自身を含む): 2751091776

約数和(自身を除く): 1541362864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 56, 74, 112, 148, 259, 296, 518, 592, 1036, 2072, 4144, 291923, 583846, 1167692, 2043461, 2335384, 4086922, 4670768, 8173844, 10801151, 16347688, 21602302, 32695376, 43204604, 75608057, 86409208, 151216114, 172818416, 302432228, 604864456, 1209728912]

約数ペア:

[(1, 1209728912), (2, 604864456), (4, 302432228), (7, 172818416), (8, 151216114), (14, 86409208), (16, 75608057), (28, 43204604), (37, 32695376), (56, 21602302), (74, 16347688), (112, 10801151), (148, 8173844), (259, 4670768), (296, 4086922), (518, 2335384), (592, 2043461), (1036, 1167692), (2072, 583846), (4144, 291923)]