27143487

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 46725120

約数和(自身を除く): 19581633

約数列:

[1, 3, 7, 9, 21, 47, 63, 89, 103, 141, 267, 309, 329, 423, 623, 721, 801, 927, 987, 1869, 2163, 2961, 4183, 4841, 5607, 6489, 9167, 12549, 14523, 27501, 29281, 33887, 37647, 43569, 64169, 82503, 87843, 101661, 192507, 263529, 304983, 430849, 577521, 1292547, 3015943, 3877641, 9047829, 27143487]

約数ペア:

[(1, 27143487), (3, 9047829), (7, 3877641), (9, 3015943), (21, 1292547), (47, 577521), (63, 430849), (89, 304983), (103, 263529), (141, 192507), (267, 101661), (309, 87843), (329, 82503), (423, 64169), (623, 43569), (721, 37647), (801, 33887), (927, 29281), (987, 27501), (1869, 14523), (2163, 12549), (2961, 9167), (4183, 6489), (4841, 5607)]