678338404

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1\times {\mathrm{487}}^1$

素因数の和:808

約数の個数: 48

約数和(自身を含む): 1259274240

約数和(自身を除く): 580935836

約数列:

[1, 2, 4, 31, 47, 62, 94, 124, 188, 239, 478, 487, 956, 974, 1457, 1948, 2914, 5828, 7409, 11233, 14818, 15097, 22466, 22889, 29636, 30194, 44932, 45778, 60388, 91556, 116393, 232786, 348223, 465572, 696446, 709559, 1392892, 1419118, 2838236, 3608183, 5470471, 7216366, 10940942, 14432732, 21881884, 169584601, 339169202, 678338404]

約数ペア:

[(1, 678338404), (2, 339169202), (4, 169584601), (31, 21881884), (47, 14432732), (62, 10940942), (94, 7216366), (124, 5470471), (188, 3608183), (239, 2838236), (478, 1419118), (487, 1392892), (956, 709559), (974, 696446), (1457, 465572), (1948, 348223), (2914, 232786), (5828, 116393), (7409, 91556), (11233, 60388), (14818, 45778), (15097, 44932), (22466, 30194), (22889, 29636)]