491656

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:205

約数の個数: 32

約数和(自身を含む): 1039680

約数和(自身を除く): 548024

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 74, 88, 148, 151, 296, 302, 407, 604, 814, 1208, 1628, 1661, 3256, 3322, 5587, 6644, 11174, 13288, 22348, 44696, 61457, 122914, 245828, 491656]

約数ペア:

[(1, 491656), (2, 245828), (4, 122914), (8, 61457), (11, 44696), (22, 22348), (37, 13288), (44, 11174), (74, 6644), (88, 5587), (148, 3322), (151, 3256), (296, 1661), (302, 1628), (407, 1208), (604, 814)]