128980842

素因数分解:

$2^1\times 3^1\times {\mathrm{137}}^1\times {\mathrm{173}}^1\times {\mathrm{907}}^1$

素因数の和:1222

約数の個数: 32

約数和(自身を含む): 261634752

約数和(自身を除く): 132653910

約数列:

[1, 2, 3, 6, 137, 173, 274, 346, 411, 519, 822, 907, 1038, 1814, 2721, 5442, 23701, 47402, 71103, 124259, 142206, 156911, 248518, 313822, 372777, 470733, 745554, 941466, 21496807, 42993614, 64490421, 128980842]

約数ペア:

[(1, 128980842), (2, 64490421), (3, 42993614), (6, 21496807), (137, 941466), (173, 745554), (274, 470733), (346, 372777), (411, 313822), (519, 248518), (822, 156911), (907, 142206), (1038, 124259), (1814, 71103), (2721, 47402), (5442, 23701)]