389637227

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{881}}^1$

素因数の和:1019

約数の個数: 32

約数和(自身を含む): 483646464

約数和(自身を除く): 94009237

約数列:

[1, 7, 23, 41, 67, 161, 287, 469, 881, 943, 1541, 2747, 6167, 6601, 10787, 19229, 20263, 36121, 59027, 63181, 141841, 252847, 413189, 442267, 830783, 1357621, 2420107, 5815481, 9503347, 16940749, 55662461, 389637227]

約数ペア:

[(1, 389637227), (7, 55662461), (23, 16940749), (41, 9503347), (67, 5815481), (161, 2420107), (287, 1357621), (469, 830783), (881, 442267), (943, 413189), (1541, 252847), (2747, 141841), (6167, 63181), (6601, 59027), (10787, 36121), (19229, 20263)]