7149428

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{431}}^1$

素因数の和:488

約数の個数: 48

約数和(自身を含む): 15240960

約数和(自身を除く): 8091532

約数列:

[1, 2, 4, 11, 13, 22, 26, 29, 44, 52, 58, 116, 143, 286, 319, 377, 431, 572, 638, 754, 862, 1276, 1508, 1724, 4147, 4741, 5603, 8294, 9482, 11206, 12499, 16588, 18964, 22412, 24998, 49996, 61633, 123266, 137489, 162487, 246532, 274978, 324974, 549956, 649948, 1787357, 3574714, 7149428]

約数ペア:

[(1, 7149428), (2, 3574714), (4, 1787357), (11, 649948), (13, 549956), (22, 324974), (26, 274978), (29, 246532), (44, 162487), (52, 137489), (58, 123266), (116, 61633), (143, 49996), (286, 24998), (319, 22412), (377, 18964), (431, 16588), (572, 12499), (638, 11206), (754, 9482), (862, 8294), (1276, 5603), (1508, 4741), (1724, 4147)]