425845084

素因数分解:

$2^2\times 7^2\times {\mathrm{2172679}}^1$

素因数の和:2172697

約数の個数: 18

約数和(自身を含む): 866899320

約数和(自身を除く): 441054236

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 2172679, 4345358, 8690716, 15208753, 30417506, 60835012, 106461271, 212922542, 425845084]

約数ペア:

[(1, 425845084), (2, 212922542), (4, 106461271), (7, 60835012), (14, 30417506), (28, 15208753), (49, 8690716), (98, 4345358), (196, 2172679)]