81397848

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{461}}^1\times {\mathrm{1051}}^1$

素因数の和:1528

約数の個数: 64

約数和(自身を含む): 233291520

約数和(自身を除く): 151893672

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 461, 922, 1051, 1383, 1844, 2102, 2766, 3153, 3227, 3688, 4204, 5532, 6306, 6454, 7357, 8408, 9681, 11064, 12612, 12908, 14714, 19362, 22071, 25224, 25816, 29428, 38724, 44142, 58856, 77448, 88284, 176568, 484511, 969022, 1453533, 1938044, 2907066, 3391577, 3876088, 5814132, 6783154, 10174731, 11628264, 13566308, 20349462, 27132616, 40698924, 81397848]

約数ペア:

[(1, 81397848), (2, 40698924), (3, 27132616), (4, 20349462), (6, 13566308), (7, 11628264), (8, 10174731), (12, 6783154), (14, 5814132), (21, 3876088), (24, 3391577), (28, 2907066), (42, 1938044), (56, 1453533), (84, 969022), (168, 484511), (461, 176568), (922, 88284), (1051, 77448), (1383, 58856), (1844, 44142), (2102, 38724), (2766, 29428), (3153, 25816), (3227, 25224), (3688, 22071), (4204, 19362), (5532, 14714), (6306, 12908), (6454, 12612), (7357, 11064), (8408, 9681)]