381427406

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{661}}^1\times {\mathrm{2647}}^1$

素因数の和:3419

約数の個数: 16

約数和(自身を含む): 578482080

約数和(自身を除く): 197054674

約数列:

[1, 2, 109, 218, 661, 1322, 2647, 5294, 72049, 144098, 288523, 577046, 1749667, 3499334, 190713703, 381427406]

約数ペア:

[(1, 381427406), (2, 190713703), (109, 3499334), (218, 1749667), (661, 577046), (1322, 288523), (2647, 144098), (5294, 72049)]