1513521

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1$

素因数の和:245

約数の個数: 24

約数和(自身を含む): 2358720

約数和(自身を除く): 845199

約数列:

[1, 3, 9, 19, 53, 57, 159, 167, 171, 477, 501, 1007, 1503, 3021, 3173, 8851, 9063, 9519, 26553, 28557, 79659, 168169, 504507, 1513521]

約数ペア:

[(1, 1513521), (3, 504507), (9, 168169), (19, 79659), (53, 28557), (57, 26553), (159, 9519), (167, 9063), (171, 8851), (477, 3173), (501, 3021), (1007, 1503)]