64670431

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1$

素因数の和:295

約数の個数: 32

約数和(自身を含む): 81423360

約数和(自身を除く): 16752929

約数列:

[1, 7, 17, 59, 61, 119, 151, 413, 427, 1003, 1037, 1057, 2567, 3599, 7021, 7259, 8909, 9211, 17969, 25193, 61183, 62363, 64477, 151453, 156587, 428281, 543449, 1060171, 1096109, 3804143, 9238633, 64670431]

約数ペア:

[(1, 64670431), (7, 9238633), (17, 3804143), (59, 1096109), (61, 1060171), (119, 543449), (151, 428281), (413, 156587), (427, 151453), (1003, 64477), (1037, 62363), (1057, 61183), (2567, 25193), (3599, 17969), (7021, 9211), (7259, 8909)]