27883336

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:278

約数の個数: 64

約数和(自身を含む): 60278400

約数和(自身を除く): 32395064

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 103, 104, 137, 152, 206, 247, 274, 412, 494, 548, 824, 988, 1096, 1339, 1781, 1957, 1976, 2603, 2678, 3562, 3914, 5206, 5356, 7124, 7828, 10412, 10712, 14111, 14248, 15656, 20824, 25441, 28222, 33839, 50882, 56444, 67678, 101764, 112888, 135356, 183443, 203528, 268109, 270712, 366886, 536218, 733772, 1072436, 1467544, 2144872, 3485417, 6970834, 13941668, 27883336]

約数ペア:

[(1, 27883336), (2, 13941668), (4, 6970834), (8, 3485417), (13, 2144872), (19, 1467544), (26, 1072436), (38, 733772), (52, 536218), (76, 366886), (103, 270712), (104, 268109), (137, 203528), (152, 183443), (206, 135356), (247, 112888), (274, 101764), (412, 67678), (494, 56444), (548, 50882), (824, 33839), (988, 28222), (1096, 25441), (1339, 20824), (1781, 15656), (1957, 14248), (1976, 14111), (2603, 10712), (2678, 10412), (3562, 7828), (3914, 7124), (5206, 5356)]