628231472

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{67349}}^1$

素因数の和:67421

約数の個数: 40

約数和(自身を含む): 1352926800

約数和(自身を除く): 724695328

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 53, 88, 106, 176, 212, 424, 583, 848, 1166, 2332, 4664, 9328, 67349, 134698, 269396, 538792, 740839, 1077584, 1481678, 2963356, 3569497, 5926712, 7138994, 11853424, 14277988, 28555976, 39264467, 57111952, 78528934, 157057868, 314115736, 628231472]

約数ペア:

[(1, 628231472), (2, 314115736), (4, 157057868), (8, 78528934), (11, 57111952), (16, 39264467), (22, 28555976), (44, 14277988), (53, 11853424), (88, 7138994), (106, 5926712), (176, 3569497), (212, 2963356), (424, 1481678), (583, 1077584), (848, 740839), (1166, 538792), (2332, 269396), (4664, 134698), (9328, 67349)]