6639642

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:275

約数の個数: 48

約数和(自身を含む): 15145728

約数和(自身を除く): 8506086

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 73, 93, 146, 163, 186, 219, 279, 326, 438, 489, 558, 657, 978, 1314, 1467, 2263, 2934, 4526, 5053, 6789, 10106, 11899, 13578, 15159, 20367, 23798, 30318, 35697, 40734, 45477, 71394, 90954, 107091, 214182, 368869, 737738, 1106607, 2213214, 3319821, 6639642]

約数ペア:

[(1, 6639642), (2, 3319821), (3, 2213214), (6, 1106607), (9, 737738), (18, 368869), (31, 214182), (62, 107091), (73, 90954), (93, 71394), (146, 45477), (163, 40734), (186, 35697), (219, 30318), (279, 23798), (326, 20367), (438, 15159), (489, 13578), (558, 11899), (657, 10106), (978, 6789), (1314, 5053), (1467, 4526), (2263, 2934)]