208151112

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{21521}}^1$

素因数の和:21574

約数の個数: 64

約数和(自身を含む): 578511360

約数和(自身を除く): 370360248

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 39, 52, 62, 78, 93, 104, 124, 156, 186, 248, 312, 372, 403, 744, 806, 1209, 1612, 2418, 3224, 4836, 9672, 21521, 43042, 64563, 86084, 129126, 172168, 258252, 279773, 516504, 559546, 667151, 839319, 1119092, 1334302, 1678638, 2001453, 2238184, 2668604, 3357276, 4002906, 5337208, 6714552, 8005812, 8672963, 16011624, 17345926, 26018889, 34691852, 52037778, 69383704, 104075556, 208151112]

約数ペア:

[(1, 208151112), (2, 104075556), (3, 69383704), (4, 52037778), (6, 34691852), (8, 26018889), (12, 17345926), (13, 16011624), (24, 8672963), (26, 8005812), (31, 6714552), (39, 5337208), (52, 4002906), (62, 3357276), (78, 2668604), (93, 2238184), (104, 2001453), (124, 1678638), (156, 1334302), (186, 1119092), (248, 839319), (312, 667151), (372, 559546), (403, 516504), (744, 279773), (806, 258252), (1209, 172168), (1612, 129126), (2418, 86084), (3224, 64563), (4836, 43042), (9672, 21521)]