15673400981

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{191}}^1\times {\mathrm{1231}}^1$

素因数の和:1625

約数の個数: 32

約数和(自身を含む): 18393661440

約数和(自身を除く): 2720260459

約数列:

[1, 7, 89, 107, 191, 623, 749, 1231, 1337, 8617, 9523, 16999, 20437, 66661, 109559, 118993, 131717, 143059, 235121, 766913, 922019, 1645847, 1818893, 11722813, 12732251, 20925769, 25157947, 82059691, 146480383, 176105629, 2239057283, 15673400981]

約数ペア:

[(1, 15673400981), (7, 2239057283), (89, 176105629), (107, 146480383), (191, 82059691), (623, 25157947), (749, 20925769), (1231, 12732251), (1337, 11722813), (8617, 1818893), (9523, 1645847), (16999, 922019), (20437, 766913), (66661, 235121), (109559, 143059), (118993, 131717)]