520010847

素因数分解:

$3^4\times {\mathrm{103}}^1\times {\mathrm{157}}^1\times {\mathrm{397}}^1$

素因数の和:669

約数の個数: 40

約数和(自身を含む): 791332256

約数和(自身を除く): 271321409

約数列:

[1, 3, 9, 27, 81, 103, 157, 309, 397, 471, 927, 1191, 1413, 2781, 3573, 4239, 8343, 10719, 12717, 16171, 32157, 40891, 48513, 62329, 122673, 145539, 186987, 368019, 436617, 560961, 1104057, 1309851, 1682883, 3312171, 5048649, 6419887, 19259661, 57778983, 173336949, 520010847]

約数ペア:

[(1, 520010847), (3, 173336949), (9, 57778983), (27, 19259661), (81, 6419887), (103, 5048649), (157, 3312171), (309, 1682883), (397, 1309851), (471, 1104057), (927, 560961), (1191, 436617), (1413, 368019), (2781, 186987), (3573, 145539), (4239, 122673), (8343, 62329), (10719, 48513), (12717, 40891), (16171, 32157)]