11907245

素因数分解:

$5^1\times 7^3\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:210

約数の個数: 32

約数和(自身を含む): 17107200

約数和(自身を除く): 5199955

約数列:

[1, 5, 7, 35, 49, 53, 131, 245, 265, 343, 371, 655, 917, 1715, 1855, 2597, 4585, 6419, 6943, 12985, 18179, 32095, 34715, 44933, 48601, 90895, 224665, 243005, 340207, 1701035, 2381449, 11907245]

約数ペア:

[(1, 11907245), (5, 2381449), (7, 1701035), (35, 340207), (49, 243005), (53, 224665), (131, 90895), (245, 48601), (265, 44933), (343, 34715), (371, 32095), (655, 18179), (917, 12985), (1715, 6943), (1855, 6419), (2597, 4585)]