72641959

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1$

素因数の和:295

約数の個数: 32

約数和(自身を含む): 87091200

約数和(自身を除く): 14449241

約数列:

[1, 13, 19, 31, 53, 179, 247, 403, 589, 689, 1007, 1643, 2327, 3401, 5549, 7657, 9487, 13091, 21359, 31217, 44213, 72137, 105431, 123331, 180253, 294097, 405821, 1370603, 2343289, 3823261, 5587843, 72641959]

約数ペア:

[(1, 72641959), (13, 5587843), (19, 3823261), (31, 2343289), (53, 1370603), (179, 405821), (247, 294097), (403, 180253), (589, 123331), (689, 105431), (1007, 72137), (1643, 44213), (2327, 31217), (3401, 21359), (5549, 13091), (7657, 9487)]