31434876

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{487}}^1$

素因数の和:671

約数の個数: 72

約数和(自身を含む): 87394944

約数和(自身を除く): 55960068

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 163, 198, 326, 396, 487, 489, 652, 974, 978, 1461, 1467, 1793, 1948, 1956, 2922, 2934, 3586, 4383, 5357, 5379, 5844, 5868, 7172, 8766, 10714, 10758, 16071, 16137, 17532, 21428, 21516, 32142, 32274, 48213, 64284, 64548, 79381, 96426, 158762, 192852, 238143, 317524, 476286, 714429, 873191, 952572, 1428858, 1746382, 2619573, 2857716, 3492764, 5239146, 7858719, 10478292, 15717438, 31434876]

約数ペア:

[(1, 31434876), (2, 15717438), (3, 10478292), (4, 7858719), (6, 5239146), (9, 3492764), (11, 2857716), (12, 2619573), (18, 1746382), (22, 1428858), (33, 952572), (36, 873191), (44, 714429), (66, 476286), (99, 317524), (132, 238143), (163, 192852), (198, 158762), (326, 96426), (396, 79381), (487, 64548), (489, 64284), (652, 48213), (974, 32274), (978, 32142), (1461, 21516), (1467, 21428), (1793, 17532), (1948, 16137), (1956, 16071), (2922, 10758), (2934, 10714), (3586, 8766), (4383, 7172), (5357, 5868), (5379, 5844)]