191211306

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{222857}}^1$

素因数の和:222886

約数の個数: 32

約数和(自身を含む): 449281728

約数和(自身を除く): 258070422

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 286, 429, 858, 222857, 445714, 668571, 1337142, 2451427, 2897141, 4902854, 5794282, 7354281, 8691423, 14708562, 17382846, 31868551, 63737102, 95605653, 191211306]

約数ペア:

[(1, 191211306), (2, 95605653), (3, 63737102), (6, 31868551), (11, 17382846), (13, 14708562), (22, 8691423), (26, 7354281), (33, 5794282), (39, 4902854), (66, 2897141), (78, 2451427), (143, 1337142), (286, 668571), (429, 445714), (858, 222857)]