7941672009

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{421}}^1\times {\mathrm{887}}^1$

素因数の和:1470

約数の個数: 48

約数和(自身を含む): 12276351360

約数和(自身を除く): 4334679351

約数列:

[1, 3, 9, 17, 51, 139, 153, 417, 421, 887, 1251, 1263, 2363, 2661, 3789, 7089, 7157, 7983, 15079, 21267, 21471, 45237, 58519, 64413, 123293, 135711, 175557, 369879, 373427, 526671, 994823, 1109637, 1120281, 2095981, 2984469, 3360843, 6287943, 6348259, 8953407, 18863829, 19044777, 51906353, 57134331, 155719059, 467157177, 882408001, 2647224003, 7941672009]

約数ペア:

[(1, 7941672009), (3, 2647224003), (9, 882408001), (17, 467157177), (51, 155719059), (139, 57134331), (153, 51906353), (417, 19044777), (421, 18863829), (887, 8953407), (1251, 6348259), (1263, 6287943), (2363, 3360843), (2661, 2984469), (3789, 2095981), (7089, 1120281), (7157, 1109637), (7983, 994823), (15079, 526671), (21267, 373427), (21471, 369879), (45237, 175557), (58519, 135711), (64413, 123293)]