211785084

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{280139}}^1$

素因数の和:280159

約数の個数: 48

約数和(自身を含む): 627513600

約数和(自身を除く): 415728516

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 280139, 560278, 840417, 1120556, 1680834, 1960973, 2521251, 3361668, 3921946, 5042502, 5882919, 7563753, 7843892, 10085004, 11765838, 15127506, 17648757, 23531676, 30255012, 35297514, 52946271, 70595028, 105892542, 211785084]

約数ペア:

[(1, 211785084), (2, 105892542), (3, 70595028), (4, 52946271), (6, 35297514), (7, 30255012), (9, 23531676), (12, 17648757), (14, 15127506), (18, 11765838), (21, 10085004), (27, 7843892), (28, 7563753), (36, 5882919), (42, 5042502), (54, 3921946), (63, 3361668), (84, 2521251), (108, 1960973), (126, 1680834), (189, 1120556), (252, 840417), (378, 560278), (756, 280139)]