723011874

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{138349}}^1$

素因数の和:138434

約数の個数: 32

約数和(自身を含む): 1580510400

約数和(自身を除く): 857498526

約数列:

[1, 2, 3, 6, 13, 26, 39, 67, 78, 134, 201, 402, 871, 1742, 2613, 5226, 138349, 276698, 415047, 830094, 1798537, 3597074, 5395611, 9269383, 10791222, 18538766, 27808149, 55616298, 120501979, 241003958, 361505937, 723011874]

約数ペア:

[(1, 723011874), (2, 361505937), (3, 241003958), (6, 120501979), (13, 55616298), (26, 27808149), (39, 18538766), (67, 10791222), (78, 9269383), (134, 5395611), (201, 3597074), (402, 1798537), (871, 830094), (1742, 415047), (2613, 276698), (5226, 138349)]