81912552

素因数分解:

$2^3\times 3^1\times {\mathrm{157}}^1\times {\mathrm{21739}}^1$

素因数の和:21905

約数の個数: 32

約数和(自身を含む): 206095200

約数和(自身を除く): 124182648

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 157, 314, 471, 628, 942, 1256, 1884, 3768, 21739, 43478, 65217, 86956, 130434, 173912, 260868, 521736, 3413023, 6826046, 10239069, 13652092, 20478138, 27304184, 40956276, 81912552]

約数ペア:

[(1, 81912552), (2, 40956276), (3, 27304184), (4, 20478138), (6, 13652092), (8, 10239069), (12, 6826046), (24, 3413023), (157, 521736), (314, 260868), (471, 173912), (628, 130434), (942, 86956), (1256, 65217), (1884, 43478), (3768, 21739)]