156804908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{15307}}^1$

素因数の和:15521

約数の個数: 24

約数和(自身を含む): 297036432

約数和(自身を除く): 140231524

約数列:

[1, 2, 4, 13, 26, 52, 197, 394, 788, 2561, 5122, 10244, 15307, 30614, 61228, 198991, 397982, 795964, 3015479, 6030958, 12061916, 39201227, 78402454, 156804908]

約数ペア:

[(1, 156804908), (2, 78402454), (4, 39201227), (13, 12061916), (26, 6030958), (52, 3015479), (197, 795964), (394, 397982), (788, 198991), (2561, 61228), (5122, 30614), (10244, 15307)]