27811810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{613}}^1$

素因数の和:982

約数の個数: 32

約数和(自身を含む): 54154800

約数和(自身を除く): 26342990

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 349, 613, 698, 1226, 1745, 3065, 3490, 4537, 6130, 7969, 9074, 15938, 22685, 39845, 45370, 79690, 213937, 427874, 1069685, 2139370, 2781181, 5562362, 13905905, 27811810]

約数ペア:

[(1, 27811810), (2, 13905905), (5, 5562362), (10, 2781181), (13, 2139370), (26, 1069685), (65, 427874), (130, 213937), (349, 79690), (613, 45370), (698, 39845), (1226, 22685), (1745, 15938), (3065, 9074), (3490, 7969), (4537, 6130)]