191520273

素因数分解:

$3^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{7993}}^1$

素因数の和:8173

約数の個数: 24

約数和(自身を含む): 298911648

約数和(自身を除く): 107391375

約数列:

[1, 3, 7, 21, 49, 147, 163, 489, 1141, 3423, 7987, 7993, 23961, 23979, 55951, 167853, 391657, 1174971, 1302859, 3908577, 9120013, 27360039, 63840091, 191520273]

約数ペア:

[(1, 191520273), (3, 63840091), (7, 27360039), (21, 9120013), (49, 3908577), (147, 1302859), (163, 1174971), (489, 391657), (1141, 167853), (3423, 55951), (7987, 23979), (7993, 23961)]