651348

素因数分解:

$2^2\times 3^3\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:213

約数の個数: 48

約数和(自身を含む): 1744960

約数和(自身を除く): 1093612

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 37, 54, 74, 108, 111, 148, 163, 222, 326, 333, 444, 489, 652, 666, 978, 999, 1332, 1467, 1956, 1998, 2934, 3996, 4401, 5868, 6031, 8802, 12062, 17604, 18093, 24124, 36186, 54279, 72372, 108558, 162837, 217116, 325674, 651348]

約数ペア:

[(1, 651348), (2, 325674), (3, 217116), (4, 162837), (6, 108558), (9, 72372), (12, 54279), (18, 36186), (27, 24124), (36, 18093), (37, 17604), (54, 12062), (74, 8802), (108, 6031), (111, 5868), (148, 4401), (163, 3996), (222, 2934), (326, 1998), (333, 1956), (444, 1467), (489, 1332), (652, 999), (666, 978)]