12561625905

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1637}}^1\times {\mathrm{11897}}^1$

素因数の和:13585

約数の個数: 32

約数和(自身を含む): 20580303744

約数和(自身を除く): 8018677839

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 1637, 4911, 8185, 11897, 24555, 35691, 59485, 70391, 178455, 211173, 351955, 511571, 1055865, 1534713, 2557855, 7673565, 19475389, 58426167, 97376945, 292130835, 837441727, 2512325181, 4187208635, 12561625905]

約数ペア:

[(1, 12561625905), (3, 4187208635), (5, 2512325181), (15, 837441727), (43, 292130835), (129, 97376945), (215, 58426167), (645, 19475389), (1637, 7673565), (4911, 2557855), (8185, 1534713), (11897, 1055865), (24555, 511571), (35691, 351955), (59485, 211173), (70391, 178455)]