681731205

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{233}}^1\times {\mathrm{1489}}^1$

素因数の和:1861

約数の個数: 32

約数和(自身を含む): 1104554880

約数和(自身を除く): 422823675

約数列:

[1, 3, 5, 15, 131, 233, 393, 655, 699, 1165, 1489, 1965, 3495, 4467, 7445, 22335, 30523, 91569, 152615, 195059, 346937, 457845, 585177, 975295, 1040811, 1734685, 2925885, 5204055, 45448747, 136346241, 227243735, 681731205]

約数ペア:

[(1, 681731205), (3, 227243735), (5, 136346241), (15, 45448747), (131, 5204055), (233, 2925885), (393, 1734685), (655, 1040811), (699, 975295), (1165, 585177), (1489, 457845), (1965, 346937), (3495, 195059), (4467, 152615), (7445, 91569), (22335, 30523)]