27128656

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{383}}^1$

素因数の和:643

約数の個数: 40

約数和(自身を含む): 55710720

約数和(自身を除く): 28582064

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 233, 304, 383, 466, 766, 932, 1532, 1864, 3064, 3728, 4427, 6128, 7277, 8854, 14554, 17708, 29108, 35416, 58216, 70832, 89239, 116432, 178478, 356956, 713912, 1427824, 1695541, 3391082, 6782164, 13564328, 27128656]

約数ペア:

[(1, 27128656), (2, 13564328), (4, 6782164), (8, 3391082), (16, 1695541), (19, 1427824), (38, 713912), (76, 356956), (152, 178478), (233, 116432), (304, 89239), (383, 70832), (466, 58216), (766, 35416), (932, 29108), (1532, 17708), (1864, 14554), (3064, 8854), (3728, 7277), (4427, 6128)]