28757436

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1\times {\mathrm{271}}^1$

素因数の和:554

約数の個数: 48

約数和(自身を含む): 69457920

約数和(自身を除く): 40700484

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 222, 239, 271, 444, 478, 542, 717, 813, 956, 1084, 1434, 1626, 2868, 3252, 8843, 10027, 17686, 20054, 26529, 30081, 35372, 40108, 53058, 60162, 64769, 106116, 120324, 129538, 194307, 259076, 388614, 777228, 2396453, 4792906, 7189359, 9585812, 14378718, 28757436]

約数ペア:

[(1, 28757436), (2, 14378718), (3, 9585812), (4, 7189359), (6, 4792906), (12, 2396453), (37, 777228), (74, 388614), (111, 259076), (148, 194307), (222, 129538), (239, 120324), (271, 106116), (444, 64769), (478, 60162), (542, 53058), (717, 40108), (813, 35372), (956, 30081), (1084, 26529), (1434, 20054), (1626, 17686), (2868, 10027), (3252, 8843)]