248710005

素因数分解:

$3^2\times 5^1\times {\mathrm{977}}^1\times {\mathrm{5657}}^1$

素因数の和:6645

約数の個数: 24

約数和(自身を含む): 431614872

約数和(自身を除く): 182904867

約数列:

[1, 3, 5, 9, 15, 45, 977, 2931, 4885, 5657, 8793, 14655, 16971, 28285, 43965, 50913, 84855, 254565, 5526889, 16580667, 27634445, 49742001, 82903335, 248710005]

約数ペア:

[(1, 248710005), (3, 82903335), (5, 49742001), (9, 27634445), (15, 16580667), (45, 5526889), (977, 254565), (2931, 84855), (4885, 50913), (5657, 43965), (8793, 28285), (14655, 16971)]