1242852

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:308

約数の個数: 48

約数和(自身を含む): 3236352

約数和(自身を除く): 1993500

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 186, 257, 372, 403, 514, 771, 806, 1028, 1209, 1542, 1612, 2418, 3084, 3341, 4836, 6682, 7967, 10023, 13364, 15934, 20046, 23901, 31868, 40092, 47802, 95604, 103571, 207142, 310713, 414284, 621426, 1242852]

約数ペア:

[(1, 1242852), (2, 621426), (3, 414284), (4, 310713), (6, 207142), (12, 103571), (13, 95604), (26, 47802), (31, 40092), (39, 31868), (52, 23901), (62, 20046), (78, 15934), (93, 13364), (124, 10023), (156, 7967), (186, 6682), (257, 4836), (372, 3341), (403, 3084), (514, 2418), (771, 1612), (806, 1542), (1028, 1209)]