478889131478

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2129}}^1\times {\mathrm{113719}}^1$

素因数の和:115916

約数の個数: 32

約数和(自身を含む): 767364364800

約数和(自身を除く): 288475233322

約数列:

[1, 2, 23, 43, 46, 86, 989, 1978, 2129, 4258, 48967, 91547, 97934, 113719, 183094, 227438, 2105581, 2615537, 4211162, 4889917, 5231074, 9779834, 112468091, 224936182, 242107751, 484215502, 5568478273, 10410633293, 11136956546, 20821266586, 239444565739, 478889131478]

約数ペア:

[(1, 478889131478), (2, 239444565739), (23, 20821266586), (43, 11136956546), (46, 10410633293), (86, 5568478273), (989, 484215502), (1978, 242107751), (2129, 224936182), (4258, 112468091), (48967, 9779834), (91547, 5231074), (97934, 4889917), (113719, 4211162), (183094, 2615537), (227438, 2105581)]