12890948

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{541}}^1$

素因数の和:612

約数の個数: 48

約数和(自身を含む): 27681024

約数和(自身を除く): 14790076

約数列:

[1, 2, 4, 7, 14, 23, 28, 37, 46, 74, 92, 148, 161, 259, 322, 518, 541, 644, 851, 1036, 1082, 1702, 2164, 3404, 3787, 5957, 7574, 11914, 12443, 15148, 20017, 23828, 24886, 40034, 49772, 80068, 87101, 140119, 174202, 280238, 348404, 460391, 560476, 920782, 1841564, 3222737, 6445474, 12890948]

約数ペア:

[(1, 12890948), (2, 6445474), (4, 3222737), (7, 1841564), (14, 920782), (23, 560476), (28, 460391), (37, 348404), (46, 280238), (74, 174202), (92, 140119), (148, 87101), (161, 80068), (259, 49772), (322, 40034), (518, 24886), (541, 23828), (644, 20017), (851, 15148), (1036, 12443), (1082, 11914), (1702, 7574), (2164, 5957), (3404, 3787)]