168991557

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{3607}}^1$

素因数の和:3737

約数の個数: 32

約数和(自身を含む): 271552512

約数和(自身を除く): 102560955

約数列:

[1, 3, 7, 21, 23, 69, 97, 161, 291, 483, 679, 2037, 2231, 3607, 6693, 10821, 15617, 25249, 46851, 75747, 82961, 248883, 349879, 580727, 1049637, 1742181, 2449153, 7347459, 8047217, 24141651, 56330519, 168991557]

約数ペア:

[(1, 168991557), (3, 56330519), (7, 24141651), (21, 8047217), (23, 7347459), (69, 2449153), (97, 1742181), (161, 1049637), (291, 580727), (483, 349879), (679, 248883), (2037, 82961), (2231, 75747), (3607, 46851), (6693, 25249), (10821, 15617)]