81386844

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{12583}}^1$

素因数の和:12615

約数の個数: 72

約数和(自身を含む): 241008768

約数和(自身を除く): 159621924

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 49, 66, 77, 84, 98, 132, 147, 154, 196, 231, 294, 308, 462, 539, 588, 924, 1078, 1617, 2156, 3234, 6468, 12583, 25166, 37749, 50332, 75498, 88081, 138413, 150996, 176162, 264243, 276826, 352324, 415239, 528486, 553652, 616567, 830478, 968891, 1056972, 1233134, 1660956, 1849701, 1937782, 2466268, 2906673, 3699402, 3875564, 5813346, 6782237, 7398804, 11626692, 13564474, 20346711, 27128948, 40693422, 81386844]

約数ペア:

[(1, 81386844), (2, 40693422), (3, 27128948), (4, 20346711), (6, 13564474), (7, 11626692), (11, 7398804), (12, 6782237), (14, 5813346), (21, 3875564), (22, 3699402), (28, 2906673), (33, 2466268), (42, 1937782), (44, 1849701), (49, 1660956), (66, 1233134), (77, 1056972), (84, 968891), (98, 830478), (132, 616567), (147, 553652), (154, 528486), (196, 415239), (231, 352324), (294, 276826), (308, 264243), (462, 176162), (539, 150996), (588, 138413), (924, 88081), (1078, 75498), (1617, 50332), (2156, 37749), (3234, 25166), (6468, 12583)]