2810646

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:138

約数の個数: 64

約数和(自身を含む): 6819840

約数和(自身を除く): 4009194

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 31, 46, 54, 62, 69, 73, 93, 138, 146, 186, 207, 219, 279, 414, 438, 558, 621, 657, 713, 837, 1242, 1314, 1426, 1674, 1679, 1971, 2139, 2263, 3358, 3942, 4278, 4526, 5037, 6417, 6789, 10074, 12834, 13578, 15111, 19251, 20367, 30222, 38502, 40734, 45333, 52049, 61101, 90666, 104098, 122202, 156147, 312294, 468441, 936882, 1405323, 2810646]

約数ペア:

[(1, 2810646), (2, 1405323), (3, 936882), (6, 468441), (9, 312294), (18, 156147), (23, 122202), (27, 104098), (31, 90666), (46, 61101), (54, 52049), (62, 45333), (69, 40734), (73, 38502), (93, 30222), (138, 20367), (146, 19251), (186, 15111), (207, 13578), (219, 12834), (279, 10074), (414, 6789), (438, 6417), (558, 5037), (621, 4526), (657, 4278), (713, 3942), (837, 3358), (1242, 2263), (1314, 2139), (1426, 1971), (1674, 1679)]