129278565

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3877}}^1$

素因数の和:3923

約数の個数: 64

約数和(自身を含む): 260601600

約数和(自身を除く): 131323035

約数列:

[1, 3, 5, 9, 13, 15, 19, 27, 39, 45, 57, 65, 95, 117, 135, 171, 195, 247, 285, 351, 513, 585, 741, 855, 1235, 1755, 2223, 2565, 3705, 3877, 6669, 11115, 11631, 19385, 33345, 34893, 50401, 58155, 73663, 104679, 151203, 174465, 220989, 252005, 368315, 453609, 523395, 662967, 756015, 957619, 1104945, 1360827, 1988901, 2268045, 2872857, 3314835, 4788095, 6804135, 8618571, 9944505, 14364285, 25855713, 43092855, 129278565]

約数ペア:

[(1, 129278565), (3, 43092855), (5, 25855713), (9, 14364285), (13, 9944505), (15, 8618571), (19, 6804135), (27, 4788095), (39, 3314835), (45, 2872857), (57, 2268045), (65, 1988901), (95, 1360827), (117, 1104945), (135, 957619), (171, 756015), (195, 662967), (247, 523395), (285, 453609), (351, 368315), (513, 252005), (585, 220989), (741, 174465), (855, 151203), (1235, 104679), (1755, 73663), (2223, 58155), (2565, 50401), (3705, 34893), (3877, 33345), (6669, 19385), (11115, 11631)]