51326961

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:123

約数の個数: 96

約数和(自身を含む): 94556160

約数和(自身を除く): 43229199

約数列:

[1, 3, 7, 17, 19, 21, 23, 47, 49, 51, 57, 69, 119, 133, 141, 147, 161, 323, 329, 357, 391, 399, 437, 483, 799, 833, 893, 931, 969, 987, 1081, 1127, 1173, 1311, 2261, 2303, 2397, 2499, 2679, 2737, 2793, 3059, 3243, 3381, 5593, 6251, 6783, 6909, 7429, 7567, 8211, 9177, 15181, 15827, 16779, 18377, 18753, 19159, 20539, 21413, 22287, 22701, 39151, 43757, 45543, 47481, 52003, 52969, 55131, 57477, 61617, 64239, 106267, 117453, 128639, 131271, 143773, 156009, 158907, 318801, 349163, 364021, 385917, 431319, 743869, 900473, 1006411, 1047489, 1092063, 2231607, 2444141, 2701419, 3019233, 7332423, 17108987, 51326961]

約数ペア:

[(1, 51326961), (3, 17108987), (7, 7332423), (17, 3019233), (19, 2701419), (21, 2444141), (23, 2231607), (47, 1092063), (49, 1047489), (51, 1006411), (57, 900473), (69, 743869), (119, 431319), (133, 385917), (141, 364021), (147, 349163), (161, 318801), (323, 158907), (329, 156009), (357, 143773), (391, 131271), (399, 128639), (437, 117453), (483, 106267), (799, 64239), (833, 61617), (893, 57477), (931, 55131), (969, 52969), (987, 52003), (1081, 47481), (1127, 45543), (1173, 43757), (1311, 39151), (2261, 22701), (2303, 22287), (2397, 21413), (2499, 20539), (2679, 19159), (2737, 18753), (2793, 18377), (3059, 16779), (3243, 15827), (3381, 15181), (5593, 9177), (6251, 8211), (6783, 7567), (6909, 7429)]