161087913

素因数分解:

$3^3\times 7^1\times {\mathrm{199}}^1\times {\mathrm{4283}}^1$

素因数の和:4498

約数の個数: 32

約数和(自身を含む): 274176000

約数和(自身を除く): 113088087

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 199, 597, 1393, 1791, 4179, 4283, 5373, 12537, 12849, 29981, 37611, 38547, 89943, 115641, 269829, 809487, 852317, 2556951, 5966219, 7670853, 17898657, 23012559, 53695971, 161087913]

約数ペア:

[(1, 161087913), (3, 53695971), (7, 23012559), (9, 17898657), (21, 7670853), (27, 5966219), (63, 2556951), (189, 852317), (199, 809487), (597, 269829), (1393, 115641), (1791, 89943), (4179, 38547), (4283, 37611), (5373, 29981), (12537, 12849)]