31173852

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^2\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:231

約数の個数: 72

約数和(自身を含む): 78911280

約数和(自身を除く): 47737428

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 89, 101, 102, 178, 202, 204, 267, 289, 303, 356, 404, 534, 578, 606, 867, 1068, 1156, 1212, 1513, 1717, 1734, 3026, 3434, 3468, 4539, 5151, 6052, 6868, 8989, 9078, 10302, 17978, 18156, 20604, 25721, 26967, 29189, 35956, 51442, 53934, 58378, 77163, 87567, 102884, 107868, 116756, 152813, 154326, 175134, 305626, 308652, 350268, 458439, 611252, 916878, 1833756, 2597821, 5195642, 7793463, 10391284, 15586926, 31173852]

約数ペア:

[(1, 31173852), (2, 15586926), (3, 10391284), (4, 7793463), (6, 5195642), (12, 2597821), (17, 1833756), (34, 916878), (51, 611252), (68, 458439), (89, 350268), (101, 308652), (102, 305626), (178, 175134), (202, 154326), (204, 152813), (267, 116756), (289, 107868), (303, 102884), (356, 87567), (404, 77163), (534, 58378), (578, 53934), (606, 51442), (867, 35956), (1068, 29189), (1156, 26967), (1212, 25721), (1513, 20604), (1717, 18156), (1734, 17978), (3026, 10302), (3434, 9078), (3468, 8989), (4539, 6868), (5151, 6052)]