282639721

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{271}}^1$

素因数の和:521

約数の個数: 32

約数和(自身を含む): 356185088

約数和(自身を除く): 73545367

約数列:

[1, 7, 13, 73, 91, 157, 271, 511, 949, 1099, 1897, 2041, 3523, 6643, 11461, 14287, 19783, 24661, 42547, 80227, 138481, 148993, 257179, 297829, 553111, 1042951, 1800253, 3105931, 3871777, 21741517, 40377103, 282639721]

約数ペア:

[(1, 282639721), (7, 40377103), (13, 21741517), (73, 3871777), (91, 3105931), (157, 1800253), (271, 1042951), (511, 553111), (949, 297829), (1099, 257179), (1897, 148993), (2041, 138481), (3523, 80227), (6643, 42547), (11461, 24661), (14287, 19783)]