163897968

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{262657}}^1$

素因数の和:262681

約数の個数: 40

約数和(自身を含む): 455974288

約数和(自身を除く): 292076320

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 262657, 525314, 787971, 1050628, 1575942, 2101256, 3151884, 3414541, 4202512, 6303768, 6829082, 10243623, 12607536, 13658164, 20487246, 27316328, 40974492, 54632656, 81948984, 163897968]

約数ペア:

[(1, 163897968), (2, 81948984), (3, 54632656), (4, 40974492), (6, 27316328), (8, 20487246), (12, 13658164), (13, 12607536), (16, 10243623), (24, 6829082), (26, 6303768), (39, 4202512), (48, 3414541), (52, 3151884), (78, 2101256), (104, 1575942), (156, 1050628), (208, 787971), (312, 525314), (624, 262657)]