1187367987

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{708031}}^1$

素因数の和:708090

約数の個数: 16

約数和(自身を含む): 1744590848

約数和(自身を除く): 557222861

約数列:

[1, 3, 13, 39, 43, 129, 559, 1677, 708031, 2124093, 9204403, 27613209, 30445333, 91335999, 395789329, 1187367987]

約数ペア:

[(1, 1187367987), (3, 395789329), (13, 91335999), (39, 30445333), (43, 27613209), (129, 9204403), (559, 2124093), (1677, 708031)]