207910408

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{89}}^2\times {\mathrm{193}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 419616180

約数和(自身を除く): 211705772

約数列:

[1, 2, 4, 8, 17, 34, 68, 89, 136, 178, 193, 356, 386, 712, 772, 1513, 1544, 3026, 3281, 6052, 6562, 7921, 12104, 13124, 15842, 17177, 26248, 31684, 34354, 63368, 68708, 134657, 137416, 269314, 292009, 538628, 584018, 1077256, 1168036, 1528753, 2336072, 3057506, 6115012, 12230024, 25988801, 51977602, 103955204, 207910408]

約数ペア:

[(1, 207910408), (2, 103955204), (4, 51977602), (8, 25988801), (17, 12230024), (34, 6115012), (68, 3057506), (89, 2336072), (136, 1528753), (178, 1168036), (193, 1077256), (356, 584018), (386, 538628), (712, 292009), (772, 269314), (1513, 137416), (1544, 134657), (3026, 68708), (3281, 63368), (6052, 34354), (6562, 31684), (7921, 26248), (12104, 17177), (13124, 15842)]