201619535

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{269}}^1\times {\mathrm{887}}^1$

素因数の和:1187

約数の個数: 24

約数和(自身を含む): 263256480

約数和(自身を除く): 61636945

約数列:

[1, 5, 13, 65, 169, 269, 845, 887, 1345, 3497, 4435, 11531, 17485, 45461, 57655, 149903, 227305, 238603, 749515, 1193015, 3101839, 15509195, 40323907, 201619535]

約数ペア:

[(1, 201619535), (5, 40323907), (13, 15509195), (65, 3101839), (169, 1193015), (269, 749515), (845, 238603), (887, 227305), (1345, 149903), (3497, 57655), (4435, 45461), (11531, 17485)]