220210815

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{12473}}^1$

素因数の和:12599

約数の個数: 32

約数和(自身を含む): 387991296

約数和(自身を除く): 167780481

約数列:

[1, 3, 5, 11, 15, 33, 55, 107, 165, 321, 535, 1177, 1605, 3531, 5885, 12473, 17655, 37419, 62365, 137203, 187095, 411609, 686015, 1334611, 2058045, 4003833, 6673055, 14680721, 20019165, 44042163, 73403605, 220210815]

約数ペア:

[(1, 220210815), (3, 73403605), (5, 44042163), (11, 20019165), (15, 14680721), (33, 6673055), (55, 4003833), (107, 2058045), (165, 1334611), (321, 686015), (535, 411609), (1177, 187095), (1605, 137203), (3531, 62365), (5885, 37419), (12473, 17655)]