157615563

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{1229}}^1$

素因数の和:1467

約数の個数: 32

約数和(自身を含む): 249384960

約数和(自身を除く): 91769397

約数列:

[1, 3, 7, 21, 31, 93, 197, 217, 591, 651, 1229, 1379, 3687, 4137, 6107, 8603, 18321, 25809, 38099, 42749, 114297, 128247, 242113, 266693, 726339, 800079, 1694791, 5084373, 7505503, 22516509, 52538521, 157615563]

約数ペア:

[(1, 157615563), (3, 52538521), (7, 22516509), (21, 7505503), (31, 5084373), (93, 1694791), (197, 800079), (217, 726339), (591, 266693), (651, 242113), (1229, 128247), (1379, 114297), (3687, 42749), (4137, 38099), (6107, 25809), (8603, 18321)]