251014239

素因数分解:

$3^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{22013}}^1$

素因数の和:22207

約数の個数: 24

約数和(自身を含む): 416680992

約数和(自身を除く): 165666753

約数列:

[1, 3, 7, 9, 21, 63, 181, 543, 1267, 1629, 3801, 11403, 22013, 66039, 154091, 198117, 462273, 1386819, 3984353, 11953059, 27890471, 35859177, 83671413, 251014239]

約数ペア:

[(1, 251014239), (3, 83671413), (7, 35859177), (9, 27890471), (21, 11953059), (63, 3984353), (181, 1386819), (543, 462273), (1267, 198117), (1629, 154091), (3801, 66039), (11403, 22013)]