25541859

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:355

約数の個数: 32

約数和(自身を含む): 40124416

約数和(自身を除く): 14582557

約数列:

[1, 3, 7, 21, 61, 127, 157, 183, 381, 427, 471, 889, 1099, 1281, 2667, 3297, 7747, 9577, 19939, 23241, 28731, 54229, 59817, 67039, 139573, 162687, 201117, 418719, 1216279, 3648837, 8513953, 25541859]

約数ペア:

[(1, 25541859), (3, 8513953), (7, 3648837), (21, 1216279), (61, 418719), (127, 201117), (157, 162687), (183, 139573), (381, 67039), (427, 59817), (471, 54229), (889, 28731), (1099, 23241), (1281, 19939), (2667, 9577), (3297, 7747)]