81928612

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{467}}^1\times {\mathrm{719}}^1$

素因数の和:1251

約数の個数: 24

約数和(自身を含む): 146240640

約数和(自身を除く): 64312028

約数列:

[1, 2, 4, 61, 122, 244, 467, 719, 934, 1438, 1868, 2876, 28487, 43859, 56974, 87718, 113948, 175436, 335773, 671546, 1343092, 20482153, 40964306, 81928612]

約数ペア:

[(1, 81928612), (2, 40964306), (4, 20482153), (61, 1343092), (122, 671546), (244, 335773), (467, 175436), (719, 113948), (934, 87718), (1438, 56974), (1868, 43859), (2876, 28487)]