401066289

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{26573}}^1$

素因数の和:26638

約数の個数: 32

約数和(自身を含む): 654783360

約数和(自身を除く): 253717071

約数列:

[1, 3, 9, 13, 27, 39, 43, 117, 129, 351, 387, 559, 1161, 1677, 5031, 15093, 26573, 79719, 239157, 345449, 717471, 1036347, 1142639, 3109041, 3427917, 9327123, 10283751, 14854307, 30851253, 44562921, 133688763, 401066289]

約数ペア:

[(1, 401066289), (3, 133688763), (9, 44562921), (13, 30851253), (27, 14854307), (39, 10283751), (43, 9327123), (117, 3427917), (129, 3109041), (351, 1142639), (387, 1036347), (559, 717471), (1161, 345449), (1677, 239157), (5031, 79719), (15093, 26573)]