178790638

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{4211}}^1$

素因数の和:4320

約数の個数: 32

約数和(自身を含む): 305690112

約数和(自身を除く): 126899474

約数列:

[1, 2, 13, 23, 26, 46, 71, 142, 299, 598, 923, 1633, 1846, 3266, 4211, 8422, 21229, 42458, 54743, 96853, 109486, 193706, 298981, 597962, 1259089, 2518178, 3886753, 6876563, 7773506, 13753126, 89395319, 178790638]

約数ペア:

[(1, 178790638), (2, 89395319), (13, 13753126), (23, 7773506), (26, 6876563), (46, 3886753), (71, 2518178), (142, 1259089), (299, 597962), (598, 298981), (923, 193706), (1633, 109486), (1846, 96853), (3266, 54743), (4211, 42458), (8422, 21229)]