72478412

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{28807}}^1$

素因数の和:28865

約数の個数: 24

約数和(自身を含む): 137932704

約数和(自身を除く): 65454292

約数列:

[1, 2, 4, 17, 34, 37, 68, 74, 148, 629, 1258, 2516, 28807, 57614, 115228, 489719, 979438, 1065859, 1958876, 2131718, 4263436, 18119603, 36239206, 72478412]

約数ペア:

[(1, 72478412), (2, 36239206), (4, 18119603), (17, 4263436), (34, 2131718), (37, 1958876), (68, 1065859), (74, 979438), (148, 489719), (629, 115228), (1258, 57614), (2516, 28807)]