28333630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{3253}}^1$

素因数の和:3340

約数の個数: 32

約数和(自身を含む): 55760544

約数和(自身を除く): 27426914

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 130, 134, 335, 670, 871, 1742, 3253, 4355, 6506, 8710, 16265, 32530, 42289, 84578, 211445, 217951, 422890, 435902, 1089755, 2179510, 2833363, 5666726, 14166815, 28333630]

約数ペア:

[(1, 28333630), (2, 14166815), (5, 5666726), (10, 2833363), (13, 2179510), (26, 1089755), (65, 435902), (67, 422890), (130, 217951), (134, 211445), (335, 84578), (670, 42289), (871, 32530), (1742, 16265), (3253, 8710), (4355, 6506)]