201051305

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{2243}}^1$

素因数の和:2465

約数の個数: 32

約数和(自身を含む): 298577664

約数和(自身を除く): 97526359

約数列:

[1, 5, 7, 13, 35, 65, 91, 197, 455, 985, 1379, 2243, 2561, 6895, 11215, 12805, 15701, 17927, 29159, 78505, 89635, 145795, 204113, 441871, 1020565, 2209355, 3093097, 5744323, 15465485, 28721615, 40210261, 201051305]

約数ペア:

[(1, 201051305), (5, 40210261), (7, 28721615), (13, 15465485), (35, 5744323), (65, 3093097), (91, 2209355), (197, 1020565), (455, 441871), (985, 204113), (1379, 145795), (2243, 89635), (2561, 78505), (6895, 29159), (11215, 17927), (12805, 15701)]