7967775

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 14284800

約数和(自身を除く): 6317025

約数列:

[1, 3, 5, 15, 23, 25, 31, 69, 75, 93, 115, 149, 155, 345, 447, 465, 575, 713, 745, 775, 1725, 2139, 2235, 2325, 3427, 3565, 3725, 4619, 10281, 10695, 11175, 13857, 17135, 17825, 23095, 51405, 53475, 69285, 85675, 106237, 115475, 257025, 318711, 346425, 531185, 1593555, 2655925, 7967775]

約数ペア:

[(1, 7967775), (3, 2655925), (5, 1593555), (15, 531185), (23, 346425), (25, 318711), (31, 257025), (69, 115475), (75, 106237), (93, 85675), (115, 69285), (149, 53475), (155, 51405), (345, 23095), (447, 17825), (465, 17135), (575, 13857), (713, 11175), (745, 10695), (775, 10281), (1725, 4619), (2139, 3725), (2235, 3565), (2325, 3427)]