81645101

素因数分解:

${\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:301

約数の個数: 24

約数和(自身を含む): 92306304

約数和(自身を除く): 10661203

約数列:

[1, 17, 23, 71, 173, 289, 391, 1207, 1633, 2941, 3979, 6647, 12283, 20519, 27761, 49997, 67643, 208811, 282509, 471937, 1149931, 3549787, 4802653, 81645101]

約数ペア:

[(1, 81645101), (17, 4802653), (23, 3549787), (71, 1149931), (173, 471937), (289, 282509), (391, 208811), (1207, 67643), (1633, 49997), (2941, 27761), (3979, 20519), (6647, 12283)]