218365797

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1\times {\mathrm{433}}^1$

素因数の和:709

約数の個数: 32

約数和(自身を含む): 320618368

約数和(自身を除く): 102252571

約数列:

[1, 3, 13, 39, 67, 193, 201, 433, 579, 871, 1299, 2509, 2613, 5629, 7527, 12931, 16887, 29011, 38793, 83569, 87033, 168103, 250707, 377143, 504309, 1086397, 1131429, 3259191, 5599123, 16797369, 72788599, 218365797]

約数ペア:

[(1, 218365797), (3, 72788599), (13, 16797369), (39, 5599123), (67, 3259191), (193, 1131429), (201, 1086397), (433, 504309), (579, 377143), (871, 250707), (1299, 168103), (2509, 87033), (2613, 83569), (5629, 38793), (7527, 29011), (12931, 16887)]