391976145

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{263957}}^1$

素因数の和:263982

約数の個数: 32

約数和(自身を含む): 760199040

約数和(自身を除く): 368222895

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 165, 297, 495, 1485, 263957, 791871, 1319785, 2375613, 2903527, 3959355, 7126839, 8710581, 11878065, 14517635, 26131743, 35634195, 43552905, 78395229, 130658715, 391976145]

約数ペア:

[(1, 391976145), (3, 130658715), (5, 78395229), (9, 43552905), (11, 35634195), (15, 26131743), (27, 14517635), (33, 11878065), (45, 8710581), (55, 7126839), (99, 3959355), (135, 2903527), (165, 2375613), (297, 1319785), (495, 791871), (1485, 263957)]