90291618

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^1\times {\mathrm{45191}}^1$

素因数の和:45239

約数の個数: 32

約数和(自身を含む): 206075520

約数和(自身を除く): 115783902

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 111, 222, 333, 666, 999, 1998, 45191, 90382, 135573, 271146, 406719, 813438, 1220157, 1672067, 2440314, 3344134, 5016201, 10032402, 15048603, 30097206, 45145809, 90291618]

約数ペア:

[(1, 90291618), (2, 45145809), (3, 30097206), (6, 15048603), (9, 10032402), (18, 5016201), (27, 3344134), (37, 2440314), (54, 1672067), (74, 1220157), (111, 813438), (222, 406719), (333, 271146), (666, 135573), (999, 90382), (1998, 45191)]