81192804

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{12553}}^1$

素因数の和:12585

約数の個数: 72

約数和(自身を含む): 240434208

約数和(自身を除く): 159241404

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, 12553, 25106, 37659, 50212, 75318, 87871, 138083, 150636, 175742, 263613, 276166, 351484, 414249, 527226, 552332, 615097, 828498, 966581, 1054452, 1230194, 1656996, 1845291, 1933162, 2460388, 2899743, 3690582, 3866324, 5799486, 6766067, 7381164, 11598972, 13532134, 20298201, 27064268, 40596402, 81192804]

約数ペア:

[(1, 81192804), (2, 40596402), (3, 27064268), (4, 20298201), (6, 13532134), (7, 11598972), (11, 7381164), (12, 6766067), (14, 5799486), (21, 3866324), (22, 3690582), (28, 2899743), (33, 2460388), (42, 1933162), (44, 1845291), (49, 1656996), (66, 1230194), (77, 1054452), (84, 966581), (98, 828498), (132, 615097), (147, 552332), (154, 527226), (196, 414249), (231, 351484), (294, 276166), (308, 263613), (462, 175742), (539, 150636), (588, 138083), (924, 87871), (1078, 75318), (1617, 50212), (2156, 37659), (3234, 25106), (6468, 12553)]