1402738389

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{278819}}^1$

素因数の和:278881

約数の個数: 24

約数和(自身を含む): 2232790560

約数和(自身を除く): 830052171

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 387, 559, 1677, 5031, 278819, 836457, 2509371, 3624647, 10873941, 11989217, 32621823, 35967651, 107902953, 155859821, 467579463, 1402738389]

約数ペア:

[(1, 1402738389), (3, 467579463), (9, 155859821), (13, 107902953), (39, 35967651), (43, 32621823), (117, 11989217), (129, 10873941), (387, 3624647), (559, 2509371), (1677, 836457), (5031, 278819)]