16388361

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:278

約数の個数: 36

約数和(自身を含む): 26453700

約数和(自身を除く): 10065339

約数列:

[1, 3, 9, 11, 33, 99, 101, 121, 149, 303, 363, 447, 909, 1089, 1111, 1341, 1639, 3333, 4917, 9999, 12221, 14751, 15049, 18029, 36663, 45147, 54087, 109989, 135441, 162261, 165539, 496617, 1489851, 1820929, 5462787, 16388361]

約数ペア:

[(1, 16388361), (3, 5462787), (9, 1820929), (11, 1489851), (33, 496617), (99, 165539), (101, 162261), (121, 135441), (149, 109989), (303, 54087), (363, 45147), (447, 36663), (909, 18029), (1089, 15049), (1111, 14751), (1341, 12221), (1639, 9999), (3333, 4917)]