78840486

素因数分解:

$2^1\times 3^3\times {\mathrm{137}}^1\times {\mathrm{10657}}^1$

素因数の和:10805

約数の個数: 32

約数和(自身を含む): 176496480

約数和(自身を除く): 97655994

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 137, 274, 411, 822, 1233, 2466, 3699, 7398, 10657, 21314, 31971, 63942, 95913, 191826, 287739, 575478, 1460009, 2920018, 4380027, 8760054, 13140081, 26280162, 39420243, 78840486]

約数ペア:

[(1, 78840486), (2, 39420243), (3, 26280162), (6, 13140081), (9, 8760054), (18, 4380027), (27, 2920018), (54, 1460009), (137, 575478), (274, 287739), (411, 191826), (822, 95913), (1233, 63942), (2466, 31971), (3699, 21314), (7398, 10657)]