25299379

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:235

約数の個数: 32

約数和(自身を含む): 32219136

約数和(自身を除く): 6919757

約数列:

[1, 7, 23, 31, 37, 137, 161, 217, 259, 713, 851, 959, 1147, 3151, 4247, 4991, 5069, 5957, 8029, 22057, 26381, 29729, 35483, 97681, 116587, 157139, 184667, 683767, 816109, 1099973, 3614197, 25299379]

約数ペア:

[(1, 25299379), (7, 3614197), (23, 1099973), (31, 816109), (37, 683767), (137, 184667), (161, 157139), (217, 116587), (259, 97681), (713, 35483), (851, 29729), (959, 26381), (1147, 22057), (3151, 8029), (4247, 5957), (4991, 5069)]