65213985

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{5581}}^1$

素因数の和:5649

約数の個数: 32

約数和(自身を含む): 112533120

約数和(自身を除く): 47319135

約数列:

[1, 3, 5, 15, 19, 41, 57, 95, 123, 205, 285, 615, 779, 2337, 3895, 5581, 11685, 16743, 27905, 83715, 106039, 228821, 318117, 530195, 686463, 1144105, 1590585, 3432315, 4347599, 13042797, 21737995, 65213985]

約数ペア:

[(1, 65213985), (3, 21737995), (5, 13042797), (15, 4347599), (19, 3432315), (41, 1590585), (57, 1144105), (95, 686463), (123, 530195), (205, 318117), (285, 228821), (615, 106039), (779, 83715), (2337, 27905), (3895, 16743), (5581, 11685)]