398045007386

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{143078723}}^1$

素因数の和:143078845

約数の個数: 16

約数和(自身を含む): 649005092064

約数和(自身を除く): 250960084678

約数列:

[1, 2, 13, 26, 107, 214, 1391, 2782, 143078723, 286157446, 1860023399, 3720046798, 15309423361, 30618846722, 199022503693, 398045007386]

約数ペア:

[(1, 398045007386), (2, 199022503693), (13, 30618846722), (26, 15309423361), (107, 3720046798), (214, 1860023399), (1391, 286157446), (2782, 143078723)]