165978968

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{2789}}^1$

素因数の和:3011

約数の個数: 32

約数和(自身を含む): 320403600

約数和(自身を除く): 154424632

約数列:

[1, 2, 4, 8, 43, 86, 172, 173, 344, 346, 692, 1384, 2789, 5578, 7439, 11156, 14878, 22312, 29756, 59512, 119927, 239854, 479708, 482497, 959416, 964994, 1929988, 3859976, 20747371, 41494742, 82989484, 165978968]

約数ペア:

[(1, 165978968), (2, 82989484), (4, 41494742), (8, 20747371), (43, 3859976), (86, 1929988), (172, 964994), (173, 959416), (344, 482497), (346, 479708), (692, 239854), (1384, 119927), (2789, 59512), (5578, 29756), (7439, 22312), (11156, 14878)]