72971995

素因数分解:

$5^1\times {\mathrm{101}}^1\times {\mathrm{229}}^1\times {\mathrm{631}}^1$

素因数の和:966

約数の個数: 16

約数和(自身を含む): 88960320

約数和(自身を除く): 15988325

約数列:

[1, 5, 101, 229, 505, 631, 1145, 3155, 23129, 63731, 115645, 144499, 318655, 722495, 14594399, 72971995]

約数ペア:

[(1, 72971995), (5, 14594399), (101, 722495), (229, 318655), (505, 144499), (631, 115645), (1145, 63731), (3155, 23129)]