2812716

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:155

約数の個数: 72

約数和(自身を含む): 7687680

約数和(自身を除く): 4874964

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 43, 46, 69, 79, 86, 92, 129, 138, 158, 172, 207, 237, 258, 276, 316, 387, 414, 474, 516, 711, 774, 828, 948, 989, 1422, 1548, 1817, 1978, 2844, 2967, 3397, 3634, 3956, 5451, 5934, 6794, 7268, 8901, 10191, 10902, 11868, 13588, 16353, 17802, 20382, 21804, 30573, 32706, 35604, 40764, 61146, 65412, 78131, 122292, 156262, 234393, 312524, 468786, 703179, 937572, 1406358, 2812716]

約数ペア:

[(1, 2812716), (2, 1406358), (3, 937572), (4, 703179), (6, 468786), (9, 312524), (12, 234393), (18, 156262), (23, 122292), (36, 78131), (43, 65412), (46, 61146), (69, 40764), (79, 35604), (86, 32706), (92, 30573), (129, 21804), (138, 20382), (158, 17802), (172, 16353), (207, 13588), (237, 11868), (258, 10902), (276, 10191), (316, 8901), (387, 7268), (414, 6794), (474, 5934), (516, 5451), (711, 3956), (774, 3634), (828, 3397), (948, 2967), (989, 2844), (1422, 1978), (1548, 1817)]