289969130

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{11821}}^1$

素因数の和:12062

約数の個数: 32

約数和(自身を含む): 571995648

約数和(自身を除く): 282026518

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 223, 446, 1115, 2230, 2453, 4906, 11821, 12265, 23642, 24530, 59105, 118210, 130031, 260062, 650155, 1300310, 2636083, 5272166, 13180415, 26360830, 28996913, 57993826, 144984565, 289969130]

約数ペア:

[(1, 289969130), (2, 144984565), (5, 57993826), (10, 28996913), (11, 26360830), (22, 13180415), (55, 5272166), (110, 2636083), (223, 1300310), (446, 650155), (1115, 260062), (2230, 130031), (2453, 118210), (4906, 59105), (11821, 24530), (12265, 23642)]