159881475

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{163981}}^1$

素因数の和:164007

約数の個数: 24

約数和(自身を含む): 284672752

約数和(自身を除く): 124791277

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 163981, 491943, 819905, 2131753, 2459715, 4099525, 6395259, 10658765, 12298575, 31976295, 53293825, 159881475]

約数ペア:

[(1, 159881475), (3, 53293825), (5, 31976295), (13, 12298575), (15, 10658765), (25, 6395259), (39, 4099525), (65, 2459715), (75, 2131753), (195, 819905), (325, 491943), (975, 163981)]