405324

素因数分解:

$2^2\times 3^6\times {\mathrm{139}}^1$

素因数の和:161

約数の個数: 42

約数和(自身を含む): 1071140

約数和(自身を除く): 665816

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 139, 162, 243, 278, 324, 417, 486, 556, 729, 834, 972, 1251, 1458, 1668, 2502, 2916, 3753, 5004, 7506, 11259, 15012, 22518, 33777, 45036, 67554, 101331, 135108, 202662, 405324]

約数ペア:

[(1, 405324), (2, 202662), (3, 135108), (4, 101331), (6, 67554), (9, 45036), (12, 33777), (18, 22518), (27, 15012), (36, 11259), (54, 7506), (81, 5004), (108, 3753), (139, 2916), (162, 2502), (243, 1668), (278, 1458), (324, 1251), (417, 972), (486, 834), (556, 729)]