28990854

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{241}}^1$

素因数の和:453

約数の個数: 48

約数和(自身を含む): 65008944

約数和(自身を除く): 36018090

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 163, 241, 246, 326, 369, 482, 489, 723, 738, 978, 1446, 1467, 2169, 2934, 4338, 6683, 9881, 13366, 19762, 20049, 29643, 39283, 40098, 59286, 60147, 78566, 88929, 117849, 120294, 177858, 235698, 353547, 707094, 1610603, 3221206, 4831809, 9663618, 14495427, 28990854]

約数ペア:

[(1, 28990854), (2, 14495427), (3, 9663618), (6, 4831809), (9, 3221206), (18, 1610603), (41, 707094), (82, 353547), (123, 235698), (163, 177858), (241, 120294), (246, 117849), (326, 88929), (369, 78566), (482, 60147), (489, 59286), (723, 40098), (738, 39283), (978, 29643), (1446, 20049), (1467, 19762), (2169, 13366), (2934, 9881), (4338, 6683)]