80891361

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{421}}^1\times {\mathrm{577}}^1$

素因数の和:1041

約数の個数: 24

約数和(自身を含む): 120494504

約数和(自身を除く): 39603143

約数列:

[1, 3, 9, 37, 111, 333, 421, 577, 1263, 1731, 3789, 5193, 15577, 21349, 46731, 64047, 140193, 192141, 242917, 728751, 2186253, 8987929, 26963787, 80891361]

約数ペア:

[(1, 80891361), (3, 26963787), (9, 8987929), (37, 2186253), (111, 728751), (333, 242917), (421, 192141), (577, 140193), (1263, 64047), (1731, 46731), (3789, 21349), (5193, 15577)]