221533336

素因数分解:

$2^3\times {\mathrm{113}}^1\times {\mathrm{269}}^1\times {\mathrm{911}}^1$

素因数の和:1299

約数の個数: 32

約数和(自身を含む): 421070400

約数和(自身を除く): 199537064

約数列:

[1, 2, 4, 8, 113, 226, 269, 452, 538, 904, 911, 1076, 1822, 2152, 3644, 7288, 30397, 60794, 102943, 121588, 205886, 243176, 245059, 411772, 490118, 823544, 980236, 1960472, 27691667, 55383334, 110766668, 221533336]

約数ペア:

[(1, 221533336), (2, 110766668), (4, 55383334), (8, 27691667), (113, 1960472), (226, 980236), (269, 823544), (452, 490118), (538, 411772), (904, 245059), (911, 243176), (1076, 205886), (1822, 121588), (2152, 102943), (3644, 60794), (7288, 30397)]