207870507

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{7193}}^1$

素因数の和:7244

約数の個数: 36

約数和(自身を含む): 342290520

約数和(自身を除く): 134420013

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 169, 171, 247, 507, 741, 1521, 2223, 3211, 7193, 9633, 21579, 28899, 64737, 93509, 136667, 280527, 410001, 841581, 1215617, 1230003, 1776671, 3646851, 5330013, 10940553, 15990039, 23096723, 69290169, 207870507]

約数ペア:

[(1, 207870507), (3, 69290169), (9, 23096723), (13, 15990039), (19, 10940553), (39, 5330013), (57, 3646851), (117, 1776671), (169, 1230003), (171, 1215617), (247, 841581), (507, 410001), (741, 280527), (1521, 136667), (2223, 93509), (3211, 64737), (7193, 28899), (9633, 21579)]