30659745

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{277}}^1$

素因数の和:489

約数の個数: 32

約数和(自身を含む): 50600448

約数和(自身を除く): 19940703

約数列:

[1, 3, 5, 15, 47, 141, 157, 235, 277, 471, 705, 785, 831, 1385, 2355, 4155, 7379, 13019, 22137, 36895, 39057, 43489, 65095, 110685, 130467, 195285, 217445, 652335, 2043983, 6131949, 10219915, 30659745]

約数ペア:

[(1, 30659745), (3, 10219915), (5, 6131949), (15, 2043983), (47, 652335), (141, 217445), (157, 195285), (235, 130467), (277, 110685), (471, 65095), (705, 43489), (785, 39057), (831, 36895), (1385, 22137), (2355, 13019), (4155, 7379)]