28886676

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3779}}^1$

素因数の和:3813

約数の個数: 72

約数和(自身を含む): 84460320

約数和(自身を除く): 55573644

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 182, 196, 273, 294, 364, 546, 588, 637, 1092, 1274, 1911, 2548, 3779, 3822, 7558, 7644, 11337, 15116, 22674, 26453, 45348, 49127, 52906, 79359, 98254, 105812, 147381, 158718, 185171, 196508, 294762, 317436, 343889, 370342, 555513, 589524, 687778, 740684, 1031667, 1111026, 1375556, 2063334, 2222052, 2407223, 4126668, 4814446, 7221669, 9628892, 14443338, 28886676]

約数ペア:

[(1, 28886676), (2, 14443338), (3, 9628892), (4, 7221669), (6, 4814446), (7, 4126668), (12, 2407223), (13, 2222052), (14, 2063334), (21, 1375556), (26, 1111026), (28, 1031667), (39, 740684), (42, 687778), (49, 589524), (52, 555513), (78, 370342), (84, 343889), (91, 317436), (98, 294762), (147, 196508), (156, 185171), (182, 158718), (196, 147381), (273, 105812), (294, 98254), (364, 79359), (546, 52906), (588, 49127), (637, 45348), (1092, 26453), (1274, 22674), (1911, 15116), (2548, 11337), (3779, 7644), (3822, 7558)]