31144918

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{1223}}^1$

素因数の和:1356

約数の個数: 32

約数和(自身を含む): 57106944

約数和(自身を除く): 25962026

約数列:

[1, 2, 7, 14, 17, 34, 107, 119, 214, 238, 749, 1223, 1498, 1819, 2446, 3638, 8561, 12733, 17122, 20791, 25466, 41582, 130861, 145537, 261722, 291074, 916027, 1832054, 2224637, 4449274, 15572459, 31144918]

約数ペア:

[(1, 31144918), (2, 15572459), (7, 4449274), (14, 2224637), (17, 1832054), (34, 916027), (107, 291074), (119, 261722), (214, 145537), (238, 130861), (749, 41582), (1223, 25466), (1498, 20791), (1819, 17122), (2446, 12733), (3638, 8561)]