489946408

素因数分解:

$2^3\times 7^1\times {\mathrm{1663}}^1\times {\mathrm{5261}}^1$

素因数の和:6937

約数の個数: 32

約数和(自身を含む): 1050716160

約数和(自身を除く): 560769752

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1663, 3326, 5261, 6652, 10522, 11641, 13304, 21044, 23282, 36827, 42088, 46564, 73654, 93128, 147308, 294616, 8749043, 17498086, 34996172, 61243301, 69992344, 122486602, 244973204, 489946408]

約数ペア:

[(1, 489946408), (2, 244973204), (4, 122486602), (7, 69992344), (8, 61243301), (14, 34996172), (28, 17498086), (56, 8749043), (1663, 294616), (3326, 147308), (5261, 93128), (6652, 73654), (10522, 46564), (11641, 42088), (13304, 36827), (21044, 23282)]