25382071

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:291

約数の個数: 32

約数和(自身を含む): 32332608

約数和(自身を除く): 6950537

約数列:

[1, 11, 13, 17, 53, 143, 187, 197, 221, 583, 689, 901, 2167, 2431, 2561, 3349, 7579, 9911, 10441, 11713, 28171, 36839, 43537, 114851, 128843, 135733, 177497, 478907, 1493063, 1952467, 2307461, 25382071]

約数ペア:

[(1, 25382071), (11, 2307461), (13, 1952467), (17, 1493063), (53, 478907), (143, 177497), (187, 135733), (197, 128843), (221, 114851), (583, 43537), (689, 36839), (901, 28171), (2167, 11713), (2431, 10441), (2561, 9911), (3349, 7579)]