25746819

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1$

素因数の和:371

約数の個数: 32

約数和(自身を含む): 40473600

約数和(自身を除く): 14726781

約数列:

[1, 3, 7, 21, 61, 101, 183, 199, 303, 427, 597, 707, 1281, 1393, 2121, 4179, 6161, 12139, 18483, 20099, 36417, 43127, 60297, 84973, 129381, 140693, 254919, 422079, 1226039, 3678117, 8582273, 25746819]

約数ペア:

[(1, 25746819), (3, 8582273), (7, 3678117), (21, 1226039), (61, 422079), (101, 254919), (183, 140693), (199, 129381), (303, 84973), (427, 60297), (597, 43127), (707, 36417), (1281, 20099), (1393, 18483), (2121, 12139), (4179, 6161)]