7999935

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:287

約数の個数: 32

約数和(自身を含む): 13347840

約数和(自身を除く): 5347905

約数列:

[1, 3, 5, 15, 43, 79, 129, 157, 215, 237, 395, 471, 645, 785, 1185, 2355, 3397, 6751, 10191, 12403, 16985, 20253, 33755, 37209, 50955, 62015, 101265, 186045, 533329, 1599987, 2666645, 7999935]

約数ペア:

[(1, 7999935), (3, 2666645), (5, 1599987), (15, 533329), (43, 186045), (79, 101265), (129, 62015), (157, 50955), (215, 37209), (237, 33755), (395, 20253), (471, 16985), (645, 12403), (785, 10191), (1185, 6751), (2355, 3397)]