278313404

素因数分解:

$2^2\times {\mathrm{173}}^1\times {\mathrm{523}}^1\times {\mathrm{769}}^1$

素因数の和:1469

約数の個数: 24

約数和(自身を含む): 491438640

約数和(自身を除く): 213125236

約数列:

[1, 2, 4, 173, 346, 523, 692, 769, 1046, 1538, 2092, 3076, 90479, 133037, 180958, 266074, 361916, 402187, 532148, 804374, 1608748, 69578351, 139156702, 278313404]

約数ペア:

[(1, 278313404), (2, 139156702), (4, 69578351), (173, 1608748), (346, 804374), (523, 532148), (692, 402187), (769, 361916), (1046, 266074), (1538, 180958), (2092, 133037), (3076, 90479)]