28539654

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:126

約数の個数: 128

約数和(自身を含む): 73543680

約数和(自身を除く): 45004026

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 29, 31, 33, 37, 39, 58, 62, 66, 74, 78, 87, 93, 111, 143, 174, 186, 222, 286, 319, 341, 377, 403, 407, 429, 481, 638, 682, 754, 806, 814, 858, 899, 957, 962, 1023, 1073, 1131, 1147, 1209, 1221, 1443, 1798, 1914, 2046, 2146, 2262, 2294, 2418, 2442, 2697, 2886, 3219, 3441, 4147, 4433, 5291, 5394, 6438, 6882, 8294, 8866, 9889, 10582, 11687, 11803, 12441, 12617, 13299, 13949, 14911, 15873, 19778, 23374, 23606, 24882, 25234, 26598, 27898, 29667, 29822, 31746, 33263, 35061, 35409, 37851, 41847, 44733, 59334, 66526, 70122, 70818, 75702, 83694, 89466, 99789, 128557, 153439, 164021, 199578, 257114, 306878, 328042, 365893, 385671, 432419, 460317, 492063, 731786, 771342, 864838, 920634, 984126, 1097679, 1297257, 2195358, 2594514, 4756609, 9513218, 14269827, 28539654]

約数ペア:

[(1, 28539654), (2, 14269827), (3, 9513218), (6, 4756609), (11, 2594514), (13, 2195358), (22, 1297257), (26, 1097679), (29, 984126), (31, 920634), (33, 864838), (37, 771342), (39, 731786), (58, 492063), (62, 460317), (66, 432419), (74, 385671), (78, 365893), (87, 328042), (93, 306878), (111, 257114), (143, 199578), (174, 164021), (186, 153439), (222, 128557), (286, 99789), (319, 89466), (341, 83694), (377, 75702), (403, 70818), (407, 70122), (429, 66526), (481, 59334), (638, 44733), (682, 41847), (754, 37851), (806, 35409), (814, 35061), (858, 33263), (899, 31746), (957, 29822), (962, 29667), (1023, 27898), (1073, 26598), (1131, 25234), (1147, 24882), (1209, 23606), (1221, 23374), (1443, 19778), (1798, 15873), (1914, 14911), (2046, 13949), (2146, 13299), (2262, 12617), (2294, 12441), (2418, 11803), (2442, 11687), (2697, 10582), (2886, 9889), (3219, 8866), (3441, 8294), (4147, 6882), (4433, 6438), (5291, 5394)]