331326825

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{1447}}^1$

素因数の和:1574

約数の個数: 48

約数和(自身を含む): 568820736

約数和(自身を除く): 237493911

約数列:

[1, 3, 5, 15, 25, 43, 71, 75, 129, 213, 215, 355, 645, 1065, 1075, 1447, 1775, 3053, 3225, 4341, 5325, 7235, 9159, 15265, 21705, 36175, 45795, 62221, 76325, 102737, 108525, 186663, 228975, 308211, 311105, 513685, 933315, 1541055, 1555525, 2568425, 4417691, 4666575, 7705275, 13253073, 22088455, 66265365, 110442275, 331326825]

約数ペア:

[(1, 331326825), (3, 110442275), (5, 66265365), (15, 22088455), (25, 13253073), (43, 7705275), (71, 4666575), (75, 4417691), (129, 2568425), (213, 1555525), (215, 1541055), (355, 933315), (645, 513685), (1065, 311105), (1075, 308211), (1447, 228975), (1775, 186663), (3053, 108525), (3225, 102737), (4341, 76325), (5325, 62221), (7235, 45795), (9159, 36175), (15265, 21705)]