61512315

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{809}}^1$

素因数の和:991

約数の個数: 32

約数和(自身を含む): 101943360

約数和(自身を除く): 40431045

約数列:

[1, 3, 5, 15, 37, 111, 137, 185, 411, 555, 685, 809, 2055, 2427, 4045, 5069, 12135, 15207, 25345, 29933, 76035, 89799, 110833, 149665, 332499, 448995, 554165, 1662495, 4100821, 12302463, 20504105, 61512315]

約数ペア:

[(1, 61512315), (3, 20504105), (5, 12302463), (15, 4100821), (37, 1662495), (111, 554165), (137, 448995), (185, 332499), (411, 149665), (555, 110833), (685, 89799), (809, 76035), (2055, 29933), (2427, 25345), (4045, 15207), (5069, 12135)]