67640538

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{673}}^1\times {\mathrm{2393}}^1$

素因数の和:3078

約数の個数: 32

約数和(自身を含む): 154901376

約数和(自身を除く): 87260838

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 673, 1346, 2019, 2393, 4038, 4711, 4786, 7179, 9422, 14133, 14358, 16751, 28266, 33502, 50253, 100506, 1610489, 3220978, 4831467, 9662934, 11273423, 22546846, 33820269, 67640538]

約数ペア:

[(1, 67640538), (2, 33820269), (3, 22546846), (6, 11273423), (7, 9662934), (14, 4831467), (21, 3220978), (42, 1610489), (673, 100506), (1346, 50253), (2019, 33502), (2393, 28266), (4038, 16751), (4711, 14358), (4786, 14133), (7179, 9422)]