223867402

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1\times {\mathrm{571}}^1$

素因数の和:906

約数の個数: 32

約数和(自身を含む): 373621248

約数和(自身を除く): 149753846

約数列:

[1, 2, 11, 22, 71, 142, 251, 502, 571, 781, 1142, 1562, 2761, 5522, 6281, 12562, 17821, 35642, 40541, 81082, 143321, 196031, 286642, 392062, 445951, 891902, 1576531, 3153062, 10175791, 20351582, 111933701, 223867402]

約数ペア:

[(1, 223867402), (2, 111933701), (11, 20351582), (22, 10175791), (71, 3153062), (142, 1576531), (251, 891902), (502, 445951), (571, 392062), (781, 286642), (1142, 196031), (1562, 143321), (2761, 81082), (5522, 40541), (6281, 35642), (12562, 17821)]