1221892287

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{613}}^1\times {\mathrm{8629}}^1$

素因数の和:9263

約数の個数: 32

約数和(自身を含む): 2034746880

約数和(自身を除く): 812854593

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 613, 1839, 4291, 6743, 8629, 12873, 20229, 25887, 47201, 60403, 94919, 141603, 181209, 284757, 664433, 1993299, 5289577, 15868731, 37027039, 58185347, 111081117, 174556041, 407297429, 1221892287]

約数ペア:

[(1, 1221892287), (3, 407297429), (7, 174556041), (11, 111081117), (21, 58185347), (33, 37027039), (77, 15868731), (231, 5289577), (613, 1993299), (1839, 664433), (4291, 284757), (6743, 181209), (8629, 141603), (12873, 94919), (20229, 60403), (25887, 47201)]