249008864

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{19309}}^1$

素因数の和:19363

約数の個数: 48

約数和(自身を含む): 545005440

約数和(自身を除く): 295996576

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 104, 124, 208, 248, 403, 416, 496, 806, 992, 1612, 3224, 6448, 12896, 19309, 38618, 77236, 154472, 251017, 308944, 502034, 598579, 617888, 1004068, 1197158, 2008136, 2394316, 4016272, 4788632, 7781527, 8032544, 9577264, 15563054, 19154528, 31126108, 62252216, 124504432, 249008864]

約数ペア:

[(1, 249008864), (2, 124504432), (4, 62252216), (8, 31126108), (13, 19154528), (16, 15563054), (26, 9577264), (31, 8032544), (32, 7781527), (52, 4788632), (62, 4016272), (104, 2394316), (124, 2008136), (208, 1197158), (248, 1004068), (403, 617888), (416, 598579), (496, 502034), (806, 308944), (992, 251017), (1612, 154472), (3224, 77236), (6448, 38618), (12896, 19309)]