68319916

素因数分解:

$2^2\times 7^2\times {\mathrm{348571}}^1$

素因数の和:348589

約数の個数: 18

約数和(自身を含む): 139080228

約数和(自身を除く): 70760312

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 348571, 697142, 1394284, 2439997, 4879994, 9759988, 17079979, 34159958, 68319916]

約数ペア:

[(1, 68319916), (2, 34159958), (4, 17079979), (7, 9759988), (14, 4879994), (28, 2439997), (49, 1394284), (98, 697142), (196, 348571)]