55991728

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{20707}}^1$

素因数の和:20741

約数の個数: 30

約数和(自身を含む): 117476484

約数和(自身を除く): 61484756

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2704, 20707, 41414, 82828, 165656, 269191, 331312, 538382, 1076764, 2153528, 3499483, 4307056, 6998966, 13997932, 27995864, 55991728]

約数ペア:

[(1, 55991728), (2, 27995864), (4, 13997932), (8, 6998966), (13, 4307056), (16, 3499483), (26, 2153528), (52, 1076764), (104, 538382), (169, 331312), (208, 269191), (338, 165656), (676, 82828), (1352, 41414), (2704, 20707)]