268353595

素因数分解:

$5^1\times {\mathrm{281}}^1\times {\mathrm{389}}^1\times {\mathrm{491}}^1$

素因数の和:1166

約数の個数: 16

約数和(自身を含む): 324660960

約数和(自身を除く): 56307365

約数列:

[1, 5, 281, 389, 491, 1405, 1945, 2455, 109309, 137971, 190999, 546545, 689855, 954995, 53670719, 268353595]

約数ペア:

[(1, 268353595), (5, 53670719), (281, 954995), (389, 689855), (491, 546545), (1405, 190999), (1945, 137971), (2455, 109309)]