89997930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{90907}}^1$

素因数の和:90931

約数の個数: 48

約数和(自身を含む): 255269664

約数和(自身を除く): 165271734

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 90907, 181814, 272721, 454535, 545442, 818163, 909070, 999977, 1363605, 1636326, 1999954, 2727210, 2999931, 4090815, 4999885, 5999862, 8181630, 8999793, 9999770, 14999655, 17999586, 29999310, 44998965, 89997930]

約数ペア:

[(1, 89997930), (2, 44998965), (3, 29999310), (5, 17999586), (6, 14999655), (9, 9999770), (10, 8999793), (11, 8181630), (15, 5999862), (18, 4999885), (22, 4090815), (30, 2999931), (33, 2727210), (45, 1999954), (55, 1636326), (66, 1363605), (90, 999977), (99, 909070), (110, 818163), (165, 545442), (198, 454535), (330, 272721), (495, 181814), (990, 90907)]