25139946

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{281}}^1$

素因数の和:367

約数の個数: 64

約数和(自身を含む): 57609216

約数和(自身を除く): 32469270

約数列:

[1, 2, 3, 6, 13, 26, 31, 37, 39, 62, 74, 78, 93, 111, 186, 222, 281, 403, 481, 562, 806, 843, 962, 1147, 1209, 1443, 1686, 2294, 2418, 2886, 3441, 3653, 6882, 7306, 8711, 10397, 10959, 14911, 17422, 20794, 21918, 26133, 29822, 31191, 44733, 52266, 62382, 89466, 113243, 135161, 226486, 270322, 322307, 339729, 405483, 644614, 679458, 810966, 966921, 1933842, 4189991, 8379982, 12569973, 25139946]

約数ペア:

[(1, 25139946), (2, 12569973), (3, 8379982), (6, 4189991), (13, 1933842), (26, 966921), (31, 810966), (37, 679458), (39, 644614), (62, 405483), (74, 339729), (78, 322307), (93, 270322), (111, 226486), (186, 135161), (222, 113243), (281, 89466), (403, 62382), (481, 52266), (562, 44733), (806, 31191), (843, 29822), (962, 26133), (1147, 21918), (1209, 20794), (1443, 17422), (1686, 14911), (2294, 10959), (2418, 10397), (2886, 8711), (3441, 7306), (3653, 6882)]