6400394

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:195

約数の個数: 64

約数和(自身を含む): 13547520

約数和(自身を除く): 7147126

約数列:

[1, 2, 7, 11, 13, 14, 22, 23, 26, 46, 77, 91, 139, 143, 154, 161, 182, 253, 278, 286, 299, 322, 506, 598, 973, 1001, 1529, 1771, 1807, 1946, 2002, 2093, 3058, 3197, 3289, 3542, 3614, 4186, 6394, 6578, 10703, 12649, 19877, 21406, 22379, 23023, 25298, 35167, 39754, 41561, 44758, 46046, 70334, 83122, 139139, 246169, 278278, 290927, 457171, 492338, 581854, 914342, 3200197, 6400394]

約数ペア:

[(1, 6400394), (2, 3200197), (7, 914342), (11, 581854), (13, 492338), (14, 457171), (22, 290927), (23, 278278), (26, 246169), (46, 139139), (77, 83122), (91, 70334), (139, 46046), (143, 44758), (154, 41561), (161, 39754), (182, 35167), (253, 25298), (278, 23023), (286, 22379), (299, 21406), (322, 19877), (506, 12649), (598, 10703), (973, 6578), (1001, 6394), (1529, 4186), (1771, 3614), (1807, 3542), (1946, 3289), (2002, 3197), (2093, 3058)]