12626455

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^2$

素因数の和:171

約数の個数: 24

約数和(自身を含む): 16490880

約数和(自身を除く): 3864425

約数列:

[1, 5, 29, 31, 53, 145, 155, 265, 899, 1537, 1643, 2809, 4495, 7685, 8215, 14045, 47647, 81461, 87079, 238235, 407305, 435395, 2525291, 12626455]

約数ペア:

[(1, 12626455), (5, 2525291), (29, 435395), (31, 407305), (53, 238235), (145, 87079), (155, 81461), (265, 47647), (899, 14045), (1537, 8215), (1643, 7685), (2809, 4495)]