440768859

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{1163}}^1$

素因数の和:1355

約数の個数: 32

約数和(自身を含む): 635078400

約数和(自身を除く): 194309541

約数列:

[1, 3, 19, 57, 61, 109, 183, 327, 1159, 1163, 2071, 3477, 3489, 6213, 6649, 19947, 22097, 66291, 70943, 126331, 126767, 212829, 378993, 380301, 1347917, 2408573, 4043751, 7225719, 7732787, 23198361, 146922953, 440768859]

約数ペア:

[(1, 440768859), (3, 146922953), (19, 23198361), (57, 7732787), (61, 7225719), (109, 4043751), (183, 2408573), (327, 1347917), (1159, 380301), (1163, 378993), (2071, 212829), (3477, 126767), (3489, 126331), (6213, 70943), (6649, 66291), (19947, 22097)]