16918363

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{233}}^1$

素因数の和:315

約数の個数: 32

約数和(自身を含む): 22643712

約数和(自身を除く): 5725349

約数列:

[1, 7, 11, 23, 41, 77, 161, 233, 253, 287, 451, 943, 1631, 1771, 2563, 3157, 5359, 6601, 9553, 10373, 17941, 37513, 58949, 66871, 72611, 105083, 219719, 412643, 735581, 1538033, 2416909, 16918363]

約数ペア:

[(1, 16918363), (7, 2416909), (11, 1538033), (23, 735581), (41, 412643), (77, 219719), (161, 105083), (233, 72611), (253, 66871), (287, 58949), (451, 37513), (943, 17941), (1631, 10373), (1771, 9553), (2563, 6601), (3157, 5359)]