1888332485

素因数分解:

$5^1\times {\mathrm{13}}^3\times {\mathrm{397}}^1\times {\mathrm{433}}^1$

素因数の和:874

約数の個数: 32

約数和(自身を含む): 2466612960

約数和(自身を除く): 578280475

約数列:

[1, 5, 13, 65, 169, 397, 433, 845, 1985, 2165, 2197, 5161, 5629, 10985, 25805, 28145, 67093, 73177, 171901, 335465, 365885, 859505, 872209, 951301, 2234713, 4361045, 4756505, 11173565, 29051269, 145256345, 377666497, 1888332485]

約数ペア:

[(1, 1888332485), (5, 377666497), (13, 145256345), (65, 29051269), (169, 11173565), (397, 4756505), (433, 4361045), (845, 2234713), (1985, 951301), (2165, 872209), (2197, 859505), (5161, 365885), (5629, 335465), (10985, 171901), (25805, 73177), (28145, 67093)]