13123990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{521}}^1$

素因数の和:768

約数の個数: 32

約数和(自身を含む): 25932960

約数和(自身を除く): 12808970

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 229, 458, 521, 1042, 1145, 2290, 2519, 2605, 5038, 5210, 5731, 11462, 12595, 25190, 28655, 57310, 119309, 238618, 596545, 1193090, 1312399, 2624798, 6561995, 13123990]

約数ペア:

[(1, 13123990), (2, 6561995), (5, 2624798), (10, 1312399), (11, 1193090), (22, 596545), (55, 238618), (110, 119309), (229, 57310), (458, 28655), (521, 25190), (1042, 12595), (1145, 11462), (2290, 5731), (2519, 5210), (2605, 5038)]