31071238

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1571}}^1$

素因数の和:1644

約数の個数: 32

約数和(自身を含む): 54328320

約数和(自身を除く): 23257082

約数列:

[1, 2, 11, 22, 29, 31, 58, 62, 319, 341, 638, 682, 899, 1571, 1798, 3142, 9889, 17281, 19778, 34562, 45559, 48701, 91118, 97402, 501149, 535711, 1002298, 1071422, 1412329, 2824658, 15535619, 31071238]

約数ペア:

[(1, 31071238), (2, 15535619), (11, 2824658), (22, 1412329), (29, 1071422), (31, 1002298), (58, 535711), (62, 501149), (319, 97402), (341, 91118), (638, 48701), (682, 45559), (899, 34562), (1571, 19778), (1798, 17281), (3142, 9889)]