189455787

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{461}}^1\times {\mathrm{491}}^1$

素因数の和:992

約数の個数: 32

約数和(自身を含む): 290949120

約数和(自身を除く): 101493333

約数列:

[1, 3, 9, 27, 31, 93, 279, 461, 491, 837, 1383, 1473, 4149, 4419, 12447, 13257, 14291, 15221, 42873, 45663, 128619, 136989, 226351, 385857, 410967, 679053, 2037159, 6111477, 7016881, 21050643, 63151929, 189455787]

約数ペア:

[(1, 189455787), (3, 63151929), (9, 21050643), (27, 7016881), (31, 6111477), (93, 2037159), (279, 679053), (461, 410967), (491, 385857), (837, 226351), (1383, 136989), (1473, 128619), (4149, 45663), (4419, 42873), (12447, 15221), (13257, 14291)]