215994618

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{15727}}^1$

素因数の和:15851

約数の個数: 48

約数和(自身を含む): 539784960

約数和(自身を除く): 323790342

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 109, 126, 218, 327, 654, 763, 981, 1526, 1962, 2289, 4578, 6867, 13734, 15727, 31454, 47181, 94362, 110089, 141543, 220178, 283086, 330267, 660534, 990801, 1714243, 1981602, 3428486, 5142729, 10285458, 11999701, 15428187, 23999402, 30856374, 35999103, 71998206, 107997309, 215994618]

約数ペア:

[(1, 215994618), (2, 107997309), (3, 71998206), (6, 35999103), (7, 30856374), (9, 23999402), (14, 15428187), (18, 11999701), (21, 10285458), (42, 5142729), (63, 3428486), (109, 1981602), (126, 1714243), (218, 990801), (327, 660534), (654, 330267), (763, 283086), (981, 220178), (1526, 141543), (1962, 110089), (2289, 94362), (4578, 47181), (6867, 31454), (13734, 15727)]