128812310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{6131}}^1$

素因数の和:6340

約数の個数: 32

約数和(自身を含む): 254306304

約数和(自身を除く): 125493994

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 191, 382, 955, 1910, 2101, 4202, 6131, 10505, 12262, 21010, 30655, 61310, 67441, 134882, 337205, 674410, 1171021, 2342042, 5855105, 11710210, 12881231, 25762462, 64406155, 128812310]

約数ペア:

[(1, 128812310), (2, 64406155), (5, 25762462), (10, 12881231), (11, 11710210), (22, 5855105), (55, 2342042), (110, 1171021), (191, 674410), (382, 337205), (955, 134882), (1910, 67441), (2101, 61310), (4202, 30655), (6131, 21010), (10505, 12262)]