156640384

素因数分解:

$2^7\times {\mathrm{1223753}}^1$

素因数の和:1223767

約数の個数: 16

約数和(自身を含む): 312057270

約数和(自身を除く): 155416886

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 1223753, 2447506, 4895012, 9790024, 19580048, 39160096, 78320192, 156640384]

約数ペア:

[(1, 156640384), (2, 78320192), (4, 39160096), (8, 19580048), (16, 9790024), (32, 4895012), (64, 2447506), (128, 1223753)]