28811384

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1$

素因数の和:312

約数の個数: 64

約数和(自身を含む): 64843200

約数和(自身を除く): 36031816

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 113, 116, 157, 203, 226, 232, 314, 406, 452, 628, 791, 812, 904, 1099, 1256, 1582, 1624, 2198, 3164, 3277, 4396, 4553, 6328, 6554, 8792, 9106, 13108, 17741, 18212, 22939, 26216, 31871, 35482, 36424, 45878, 63742, 70964, 91756, 124187, 127484, 141928, 183512, 248374, 254968, 496748, 514489, 993496, 1028978, 2057956, 3601423, 4115912, 7202846, 14405692, 28811384]

約数ペア:

[(1, 28811384), (2, 14405692), (4, 7202846), (7, 4115912), (8, 3601423), (14, 2057956), (28, 1028978), (29, 993496), (56, 514489), (58, 496748), (113, 254968), (116, 248374), (157, 183512), (203, 141928), (226, 127484), (232, 124187), (314, 91756), (406, 70964), (452, 63742), (628, 45878), (791, 36424), (812, 35482), (904, 31871), (1099, 26216), (1256, 22939), (1582, 18212), (1624, 17741), (2198, 13108), (3164, 9106), (3277, 8792), (4396, 6554), (4553, 6328)]