397702959

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{52879}}^1$

素因数の和:53014

約数の個数: 16

約数和(自身を含む): 558412800

約数和(自身を除く): 160709841

約数列:

[1, 3, 23, 69, 109, 327, 2507, 7521, 52879, 158637, 1216217, 3648651, 5763811, 17291433, 132567653, 397702959]

約数ペア:

[(1, 397702959), (3, 132567653), (23, 17291433), (69, 5763811), (109, 3648651), (327, 1216217), (2507, 158637), (7521, 52879)]