138942570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{356263}}^1$

素因数の和:356286

約数の個数: 32

約数和(自身を含む): 359114112

約数和(自身を除く): 220171542

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 356263, 712526, 1068789, 1781315, 2137578, 3562630, 4631419, 5343945, 9262838, 10687890, 13894257, 23157095, 27788514, 46314190, 69471285, 138942570]

約数ペア:

[(1, 138942570), (2, 69471285), (3, 46314190), (5, 27788514), (6, 23157095), (10, 13894257), (13, 10687890), (15, 9262838), (26, 5343945), (30, 4631419), (39, 3562630), (65, 2137578), (78, 1781315), (130, 1068789), (195, 712526), (390, 356263)]