28670967

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{179}}^1$

素因数の和:272

約数の個数: 36

約数和(自身を含む): 46093320

約数和(自身を除く): 17422353

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 179, 333, 481, 537, 1369, 1443, 1611, 2327, 4107, 4329, 6623, 6981, 12321, 17797, 19869, 20943, 53391, 59607, 86099, 160173, 245051, 258297, 735153, 774891, 2205459, 3185663, 9556989, 28670967]

約数ペア:

[(1, 28670967), (3, 9556989), (9, 3185663), (13, 2205459), (37, 774891), (39, 735153), (111, 258297), (117, 245051), (179, 160173), (333, 86099), (481, 59607), (537, 53391), (1369, 20943), (1443, 19869), (1611, 17797), (2327, 12321), (4107, 6981), (4329, 6623)]