16919505

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{1301}}^1$

素因数の和:1346

約数の個数: 36

約数和(自身を含む): 31177692

約数和(自身を除く): 14258187

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 289, 765, 867, 1301, 1445, 2601, 3903, 4335, 6505, 11709, 13005, 19515, 22117, 58545, 66351, 110585, 199053, 331755, 375989, 995265, 1127967, 1879945, 3383901, 5639835, 16919505]

約数ペア:

[(1, 16919505), (3, 5639835), (5, 3383901), (9, 1879945), (15, 1127967), (17, 995265), (45, 375989), (51, 331755), (85, 199053), (153, 110585), (255, 66351), (289, 58545), (765, 22117), (867, 19515), (1301, 13005), (1445, 11709), (2601, 6505), (3903, 4335)]