139972215

素因数分解:

$3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{68113}}^1$

素因数の和:68258

約数の個数: 16

約数和(自身を含む): 225593568

約数和(自身を除く): 85621353

約数列:

[1, 3, 5, 15, 137, 411, 685, 2055, 68113, 204339, 340565, 1021695, 9331481, 27994443, 46657405, 139972215]

約数ペア:

[(1, 139972215), (3, 46657405), (5, 27994443), (15, 9331481), (137, 1021695), (411, 340565), (685, 204339), (2055, 68113)]