90213914

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{277}}^1\times {\mathrm{541}}^1$

素因数の和:870

約数の個数: 32

約数和(自身を含む): 159113856

約数和(自身を除く): 68899942

約数列:

[1, 2, 7, 14, 43, 86, 277, 301, 541, 554, 602, 1082, 1939, 3787, 3878, 7574, 11911, 23263, 23822, 46526, 83377, 149857, 162841, 166754, 299714, 325682, 1048999, 2097998, 6443851, 12887702, 45106957, 90213914]

約数ペア:

[(1, 90213914), (2, 45106957), (7, 12887702), (14, 6443851), (43, 2097998), (86, 1048999), (277, 325682), (301, 299714), (541, 166754), (554, 162841), (602, 149857), (1082, 83377), (1939, 46526), (3787, 23822), (3878, 23263), (7574, 11911)]