127291216

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{611977}}^1$

素因数の和:611998

約数の個数: 20

約数和(自身を含む): 265598452

約数和(自身を除く): 138307236

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 611977, 1223954, 2447908, 4895816, 7955701, 9791632, 15911402, 31822804, 63645608, 127291216]

約数ペア:

[(1, 127291216), (2, 63645608), (4, 31822804), (8, 15911402), (13, 9791632), (16, 7955701), (26, 4895816), (52, 2447908), (104, 1223954), (208, 611977)]