28702466

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{239}}^1$

素因数の和:434

約数の個数: 32

約数和(自身を含む): 48384000

約数和(自身を除く): 19681534

約数列:

[1, 2, 13, 26, 31, 62, 149, 239, 298, 403, 478, 806, 1937, 3107, 3874, 4619, 6214, 7409, 9238, 14818, 35611, 60047, 71222, 96317, 120094, 192634, 462943, 925886, 1103941, 2207882, 14351233, 28702466]

約数ペア:

[(1, 28702466), (2, 14351233), (13, 2207882), (26, 1103941), (31, 925886), (62, 462943), (149, 192634), (239, 120094), (298, 96317), (403, 71222), (478, 60047), (806, 35611), (1937, 14818), (3107, 9238), (3874, 7409), (4619, 6214)]