28753686

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1193}}^1$

素因数の和:1317

約数の個数: 48

約数和(自身を含む): 67800096

約数和(自身を除く): 39046410

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 103, 117, 206, 234, 309, 618, 927, 1193, 1339, 1854, 2386, 2678, 3579, 4017, 7158, 8034, 10737, 12051, 15509, 21474, 24102, 31018, 46527, 93054, 122879, 139581, 245758, 279162, 368637, 737274, 1105911, 1597427, 2211822, 3194854, 4792281, 9584562, 14376843, 28753686]

約数ペア:

[(1, 28753686), (2, 14376843), (3, 9584562), (6, 4792281), (9, 3194854), (13, 2211822), (18, 1597427), (26, 1105911), (39, 737274), (78, 368637), (103, 279162), (117, 245758), (206, 139581), (234, 122879), (309, 93054), (618, 46527), (927, 31018), (1193, 24102), (1339, 21474), (1854, 15509), (2386, 12051), (2678, 10737), (3579, 8034), (4017, 7158)]