25969755

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{397}}^1$

素因数の和:508

約数の個数: 48

約数和(自身を含む): 49001760

約数和(自身を除く): 23032005

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 89, 105, 147, 245, 267, 397, 445, 623, 735, 1191, 1335, 1869, 1985, 2779, 3115, 4361, 5955, 8337, 9345, 13083, 13895, 19453, 21805, 35333, 41685, 58359, 65415, 97265, 105999, 176665, 247331, 291795, 529995, 741993, 1236655, 1731317, 3709965, 5193951, 8656585, 25969755]

約数ペア:

[(1, 25969755), (3, 8656585), (5, 5193951), (7, 3709965), (15, 1731317), (21, 1236655), (35, 741993), (49, 529995), (89, 291795), (105, 247331), (147, 176665), (245, 105999), (267, 97265), (397, 65415), (445, 58359), (623, 41685), (735, 35333), (1191, 21805), (1335, 19453), (1869, 13895), (1985, 13083), (2779, 9345), (3115, 8337), (4361, 5955)]