642173094

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{659}}^1\times {\mathrm{1259}}^1$

素因数の和:1969

約数の個数: 48

約数和(自身を含む): 1427025600

約数和(自身を除く): 784852506

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 659, 774, 1259, 1318, 1977, 2518, 3777, 3954, 5931, 7554, 11331, 11862, 22662, 28337, 54137, 56674, 85011, 108274, 162411, 170022, 255033, 324822, 487233, 510066, 829681, 974466, 1659362, 2489043, 4978086, 7467129, 14934258, 35676283, 71352566, 107028849, 214057698, 321086547, 642173094]

約数ペア:

[(1, 642173094), (2, 321086547), (3, 214057698), (6, 107028849), (9, 71352566), (18, 35676283), (43, 14934258), (86, 7467129), (129, 4978086), (258, 2489043), (387, 1659362), (659, 974466), (774, 829681), (1259, 510066), (1318, 487233), (1977, 324822), (2518, 255033), (3777, 170022), (3954, 162411), (5931, 108274), (7554, 85011), (11331, 56674), (11862, 54137), (22662, 28337)]