249850904

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{2039}}^1$

素因数の和:2132

約数の個数: 48

約数和(自身を含む): 507286800

約数和(自身を除く): 257435896

約数列:

[1, 2, 4, 8, 17, 34, 53, 68, 106, 136, 212, 289, 424, 578, 901, 1156, 1802, 2039, 2312, 3604, 4078, 7208, 8156, 15317, 16312, 30634, 34663, 61268, 69326, 108067, 122536, 138652, 216134, 277304, 432268, 589271, 864536, 1178542, 1837139, 2357084, 3674278, 4714168, 7348556, 14697112, 31231363, 62462726, 124925452, 249850904]

約数ペア:

[(1, 249850904), (2, 124925452), (4, 62462726), (8, 31231363), (17, 14697112), (34, 7348556), (53, 4714168), (68, 3674278), (106, 2357084), (136, 1837139), (212, 1178542), (289, 864536), (424, 589271), (578, 432268), (901, 277304), (1156, 216134), (1802, 138652), (2039, 122536), (2312, 108067), (3604, 69326), (4078, 61268), (7208, 34663), (8156, 30634), (15317, 16312)]