253448315

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{6337}}^1$

素因数の和:6782

約数の個数: 16

約数和(自身を含む): 320956320

約数和(自身を除く): 67508005

約数列:

[1, 5, 19, 95, 421, 2105, 6337, 7999, 31685, 39995, 120403, 602015, 2667877, 13339385, 50689663, 253448315]

約数ペア:

[(1, 253448315), (5, 50689663), (19, 13339385), (95, 2667877), (421, 602015), (2105, 120403), (6337, 39995), (7999, 31685)]