209399502

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^3\times {\mathrm{53}}^1$

素因数の和:182

約数の個数: 64

約数和(自身を含む): 472288320

約数和(自身を除く): 262888818

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 53, 74, 78, 106, 111, 159, 222, 318, 481, 689, 962, 1369, 1378, 1443, 1961, 2067, 2738, 2886, 3922, 4107, 4134, 5883, 8214, 11766, 17797, 25493, 35594, 50653, 50986, 53391, 72557, 76479, 101306, 106782, 145114, 151959, 152958, 217671, 303918, 435342, 658489, 943241, 1316978, 1886482, 1975467, 2684609, 2829723, 3950934, 5369218, 5659446, 8053827, 16107654, 34899917, 69799834, 104699751, 209399502]

約数ペア:

[(1, 209399502), (2, 104699751), (3, 69799834), (6, 34899917), (13, 16107654), (26, 8053827), (37, 5659446), (39, 5369218), (53, 3950934), (74, 2829723), (78, 2684609), (106, 1975467), (111, 1886482), (159, 1316978), (222, 943241), (318, 658489), (481, 435342), (689, 303918), (962, 217671), (1369, 152958), (1378, 151959), (1443, 145114), (1961, 106782), (2067, 101306), (2738, 76479), (2886, 72557), (3922, 53391), (4107, 50986), (4134, 50653), (5883, 35594), (8214, 25493), (11766, 17797)]