278884956

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{3320059}}^1$

素因数の和:3320073

約数の個数: 24

約数和(自身を含む): 743693440

約数和(自身を除く): 464808484

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 3320059, 6640118, 9960177, 13280236, 19920354, 23240413, 39840708, 46480826, 69721239, 92961652, 139442478, 278884956]

約数ペア:

[(1, 278884956), (2, 139442478), (3, 92961652), (4, 69721239), (6, 46480826), (7, 39840708), (12, 23240413), (14, 19920354), (21, 13280236), (28, 9960177), (42, 6640118), (84, 3320059)]