1581315723

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{11887}}^1$

素因数の和:12288

約数の個数: 32

約数和(自身を含む): 2529766400

約数和(自身を除く): 948450677

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 379, 1137, 3411, 4927, 10233, 11887, 14781, 35661, 44343, 106983, 133029, 154531, 320949, 463593, 1390779, 4172337, 4505173, 13515519, 40546557, 58567249, 121639671, 175701747, 527105241, 1581315723]

約数ペア:

[(1, 1581315723), (3, 527105241), (9, 175701747), (13, 121639671), (27, 58567249), (39, 40546557), (117, 13515519), (351, 4505173), (379, 4172337), (1137, 1390779), (3411, 463593), (4927, 320949), (10233, 154531), (11887, 133029), (14781, 106983), (35661, 44343)]