672438

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1$

素因数の和:288

約数の個数: 32

約数和(自身を含む): 1493856

約数和(自身を除く): 821418

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 74, 78, 111, 222, 233, 466, 481, 699, 962, 1398, 1443, 2886, 3029, 6058, 8621, 9087, 17242, 18174, 25863, 51726, 112073, 224146, 336219, 672438]

約数ペア:

[(1, 672438), (2, 336219), (3, 224146), (6, 112073), (13, 51726), (26, 25863), (37, 18174), (39, 17242), (74, 9087), (78, 8621), (111, 6058), (222, 3029), (233, 2886), (466, 1443), (481, 1398), (699, 962)]