157801281

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{479}}^1$

素因数の和:709

約数の個数: 32

約数和(自身を含む): 235008000

約数和(自身を除く): 77206719

約数列:

[1, 3, 11, 33, 67, 149, 201, 447, 479, 737, 1437, 1639, 2211, 4917, 5269, 9983, 15807, 29949, 32093, 71371, 96279, 109813, 214113, 329439, 353023, 785081, 1059069, 2355243, 4781857, 14345571, 52600427, 157801281]

約数ペア:

[(1, 157801281), (3, 52600427), (11, 14345571), (33, 4781857), (67, 2355243), (149, 1059069), (201, 785081), (447, 353023), (479, 329439), (737, 214113), (1437, 109813), (1639, 96279), (2211, 71371), (4917, 32093), (5269, 29949), (9983, 15807)]