18152015

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:287

約数の個数: 32

約数和(自身を含む): 26002944

約数和(自身を除く): 7850929

約数列:

[1, 5, 7, 35, 37, 107, 131, 185, 259, 535, 655, 749, 917, 1295, 3745, 3959, 4585, 4847, 14017, 19795, 24235, 27713, 33929, 70085, 98119, 138565, 169645, 490595, 518629, 2593145, 3630403, 18152015]

約数ペア:

[(1, 18152015), (5, 3630403), (7, 2593145), (35, 518629), (37, 490595), (107, 169645), (131, 138565), (185, 98119), (259, 70085), (535, 33929), (655, 27713), (749, 24235), (917, 19795), (1295, 14017), (3745, 4847), (3959, 4585)]