218263491

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1483}}^1$

素因数の和:1597

約数の個数: 40

約数和(自身を含む): 344762880

約数和(自身を除く): 126499389

約数列:

[1, 3, 9, 23, 27, 69, 79, 81, 207, 237, 621, 711, 1483, 1817, 1863, 2133, 4449, 5451, 6399, 13347, 16353, 34109, 40041, 49059, 102327, 117157, 120123, 147177, 306981, 351471, 920943, 1054413, 2694611, 2762829, 3163239, 8083833, 9489717, 24251499, 72754497, 218263491]

約数ペア:

[(1, 218263491), (3, 72754497), (9, 24251499), (23, 9489717), (27, 8083833), (69, 3163239), (79, 2762829), (81, 2694611), (207, 1054413), (237, 920943), (621, 351471), (711, 306981), (1483, 147177), (1817, 120123), (1863, 117157), (2133, 102327), (4449, 49059), (5451, 40041), (6399, 34109), (13347, 16353)]