18062499

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{607}}^1$

素因数の和:739

約数の個数: 32

約数和(自身を含む): 29962240

約数和(自身を除く): 11899741

約数列:

[1, 3, 7, 13, 21, 39, 91, 109, 273, 327, 607, 763, 1417, 1821, 2289, 4249, 4251, 7891, 9919, 12747, 23673, 29757, 55237, 66163, 165711, 198489, 463141, 860119, 1389423, 2580357, 6020833, 18062499]

約数ペア:

[(1, 18062499), (3, 6020833), (7, 2580357), (13, 1389423), (21, 860119), (39, 463141), (91, 198489), (109, 165711), (273, 66163), (327, 55237), (607, 29757), (763, 23673), (1417, 12747), (1821, 9919), (2289, 7891), (4249, 4251)]