39728715

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{10723}}^1$

素因数の和:10763

約数の個数: 32

約数和(自身を含む): 72065280

約数和(自身を除く): 32336565

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 741, 1235, 3705, 10723, 32169, 53615, 139399, 160845, 203737, 418197, 611211, 696995, 1018685, 2090985, 2648581, 3056055, 7945743, 13242905, 39728715]

約数ペア:

[(1, 39728715), (3, 13242905), (5, 7945743), (13, 3056055), (15, 2648581), (19, 2090985), (39, 1018685), (57, 696995), (65, 611211), (95, 418197), (195, 203737), (247, 160845), (285, 139399), (741, 53615), (1235, 32169), (3705, 10723)]