156820347789

素因数分解:

$3^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{9970141}}^1$

素因数の和:9970265

約数の個数: 24

約数和(自身を含む): 245504776608

約数和(自身を除く): 88684428819

約数列:

[1, 3, 7, 21, 49, 107, 147, 321, 749, 2247, 5243, 15729, 9970141, 29910423, 69790987, 209372961, 488536909, 1066805087, 1465610727, 3200415261, 7467635609, 22402906827, 52273449263, 156820347789]

約数ペア:

[(1, 156820347789), (3, 52273449263), (7, 22402906827), (21, 7467635609), (49, 3200415261), (107, 1465610727), (147, 1066805087), (321, 488536909), (749, 209372961), (2247, 69790987), (5243, 29910423), (15729, 9970141)]