25679955

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1229}}^1$

素因数の和:1443

約数の個数: 32

約数和(自身を含む): 47232000

約数和(自身を除く): 21552045

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 199, 597, 995, 1229, 1393, 2985, 3687, 4179, 6145, 6965, 8603, 18435, 20895, 25809, 43015, 129045, 244571, 733713, 1222855, 1711997, 3668565, 5135991, 8559985, 25679955]

約数ペア:

[(1, 25679955), (3, 8559985), (5, 5135991), (7, 3668565), (15, 1711997), (21, 1222855), (35, 733713), (105, 244571), (199, 129045), (597, 43015), (995, 25809), (1229, 20895), (1393, 18435), (2985, 8603), (3687, 6965), (4179, 6145)]