72999716

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{421}}^1\times {\mathrm{647}}^1$

素因数の和:1139

約数の個数: 24

約数和(自身を含む): 130165056

約数和(自身を除く): 57165340

約数列:

[1, 2, 4, 67, 134, 268, 421, 647, 842, 1294, 1684, 2588, 28207, 43349, 56414, 86698, 112828, 173396, 272387, 544774, 1089548, 18249929, 36499858, 72999716]

約数ペア:

[(1, 72999716), (2, 36499858), (4, 18249929), (67, 1089548), (134, 544774), (268, 272387), (421, 173396), (647, 112828), (842, 86698), (1294, 56414), (1684, 43349), (2588, 28207)]