1228216

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{821}}^1$

素因数の和:855

約数の個数: 32

約数和(自身を含む): 2663280

約数和(自身を除く): 1435064

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 374, 748, 821, 1496, 1642, 3284, 6568, 9031, 13957, 18062, 27914, 36124, 55828, 72248, 111656, 153527, 307054, 614108, 1228216]

約数ペア:

[(1, 1228216), (2, 614108), (4, 307054), (8, 153527), (11, 111656), (17, 72248), (22, 55828), (34, 36124), (44, 27914), (68, 18062), (88, 13957), (136, 9031), (187, 6568), (374, 3284), (748, 1642), (821, 1496)]