901996823

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{2239}}^1$

素因数の和:2511

約数の個数: 32

約数和(自身を含む): 1174118400

約数和(自身を除く): 272121577

約数列:

[1, 7, 13, 19, 91, 133, 233, 247, 1631, 1729, 2239, 3029, 4427, 15673, 21203, 29107, 30989, 42541, 57551, 203749, 297787, 402857, 521687, 553033, 3651809, 3871231, 6781931, 9912053, 47473517, 69384371, 128856689, 901996823]

約数ペア:

[(1, 901996823), (7, 128856689), (13, 69384371), (19, 47473517), (91, 9912053), (133, 6781931), (233, 3871231), (247, 3651809), (1631, 553033), (1729, 521687), (2239, 402857), (3029, 297787), (4427, 203749), (15673, 57551), (21203, 42541), (29107, 30989)]