81653124

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{13691}}^1$

素因数の和:13776

約数の個数: 48

約数和(自身を含む): 220824576

約数和(自身を除く): 139171452

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 71, 84, 142, 213, 284, 426, 497, 852, 994, 1491, 1988, 2982, 5964, 13691, 27382, 41073, 54764, 82146, 95837, 164292, 191674, 287511, 383348, 575022, 972061, 1150044, 1944122, 2916183, 3888244, 5832366, 6804427, 11664732, 13608854, 20413281, 27217708, 40826562, 81653124]

約数ペア:

[(1, 81653124), (2, 40826562), (3, 27217708), (4, 20413281), (6, 13608854), (7, 11664732), (12, 6804427), (14, 5832366), (21, 3888244), (28, 2916183), (42, 1944122), (71, 1150044), (84, 972061), (142, 575022), (213, 383348), (284, 287511), (426, 191674), (497, 164292), (852, 95837), (994, 82146), (1491, 54764), (1988, 41073), (2982, 27382), (5964, 13691)]