28025656

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{821}}^1$

素因数の和:1095

約数の個数: 32

約数和(自身を含む): 55928880

約数和(自身を除く): 27903224

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 251, 502, 821, 1004, 1642, 2008, 3284, 4267, 6568, 8534, 13957, 17068, 27914, 34136, 55828, 111656, 206071, 412142, 824284, 1648568, 3503207, 7006414, 14012828, 28025656]

約数ペア:

[(1, 28025656), (2, 14012828), (4, 7006414), (8, 3503207), (17, 1648568), (34, 824284), (68, 412142), (136, 206071), (251, 111656), (502, 55828), (821, 34136), (1004, 27914), (1642, 17068), (2008, 13957), (3284, 8534), (4267, 6568)]