31866978

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{2857}}^1$

素因数の和:2899

約数の個数: 48

約数和(自身を含む): 75314016

約数和(自身を除く): 43447038

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 169, 286, 338, 429, 507, 858, 1014, 1859, 2857, 3718, 5577, 5714, 8571, 11154, 17142, 31427, 37141, 62854, 74282, 94281, 111423, 188562, 222846, 408551, 482833, 817102, 965666, 1225653, 1448499, 2451306, 2896998, 5311163, 10622326, 15933489, 31866978]

約数ペア:

[(1, 31866978), (2, 15933489), (3, 10622326), (6, 5311163), (11, 2896998), (13, 2451306), (22, 1448499), (26, 1225653), (33, 965666), (39, 817102), (66, 482833), (78, 408551), (143, 222846), (169, 188562), (286, 111423), (338, 94281), (429, 74282), (507, 62854), (858, 37141), (1014, 31427), (1859, 17142), (2857, 11154), (3718, 8571), (5577, 5714)]