201952821

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{1279}}^1$

素因数の和:1465

約数の個数: 32

約数和(自身を含む): 315228160

約数和(自身を除く): 113275339

約数列:

[1, 3, 7, 21, 73, 103, 219, 309, 511, 721, 1279, 1533, 2163, 3837, 7519, 8953, 22557, 26859, 52633, 93367, 131737, 157899, 280101, 395211, 653569, 922159, 1960707, 2766477, 9616801, 28850403, 67317607, 201952821]

約数ペア:

[(1, 201952821), (3, 67317607), (7, 28850403), (21, 9616801), (73, 2766477), (103, 1960707), (219, 922159), (309, 653569), (511, 395211), (721, 280101), (1279, 157899), (1533, 131737), (2163, 93367), (3837, 52633), (7519, 26859), (8953, 22557)]