220145145

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{883}}^1\times {\mathrm{1511}}^1$

素因数の和:2413

約数の個数: 32

約数和(自身を含む): 384943104

約数和(自身を除く): 164797959

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 883, 1511, 2649, 4415, 4533, 7555, 9713, 13245, 16621, 22665, 29139, 48565, 49863, 83105, 145695, 249315, 1334213, 4002639, 6671065, 14676343, 20013195, 44029029, 73381715, 220145145]

約数ペア:

[(1, 220145145), (3, 73381715), (5, 44029029), (11, 20013195), (15, 14676343), (33, 6671065), (55, 4002639), (165, 1334213), (883, 249315), (1511, 145695), (2649, 83105), (4415, 49863), (4533, 48565), (7555, 29139), (9713, 22665), (13245, 16621)]