27991786

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{487}}^1\times {\mathrm{991}}^1$

素因数の和:1509

約数の個数: 16

約数和(自身を含む): 43568640

約数和(自身を除く): 15576854

約数列:

[1, 2, 29, 58, 487, 974, 991, 1982, 14123, 28246, 28739, 57478, 482617, 965234, 13995893, 27991786]

約数ペア:

[(1, 27991786), (2, 13995893), (29, 965234), (58, 482617), (487, 57478), (974, 28739), (991, 28246), (1982, 14123)]