394411264

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3823}}^1$

素因数の和:3883

約数の個数: 72

約数和(自身を含む): 875420672

約数和(自身を除く): 481009408

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 208, 248, 256, 403, 416, 496, 806, 832, 992, 1612, 1664, 1984, 3224, 3328, 3823, 3968, 6448, 7646, 7936, 12896, 15292, 25792, 30584, 49699, 51584, 61168, 99398, 103168, 118513, 122336, 198796, 237026, 244672, 397592, 474052, 489344, 795184, 948104, 978688, 1540669, 1590368, 1896208, 3081338, 3180736, 3792416, 6162676, 6361472, 7584832, 12325352, 12722944, 15169664, 24650704, 30339328, 49301408, 98602816, 197205632, 394411264]

約数ペア:

[(1, 394411264), (2, 197205632), (4, 98602816), (8, 49301408), (13, 30339328), (16, 24650704), (26, 15169664), (31, 12722944), (32, 12325352), (52, 7584832), (62, 6361472), (64, 6162676), (104, 3792416), (124, 3180736), (128, 3081338), (208, 1896208), (248, 1590368), (256, 1540669), (403, 978688), (416, 948104), (496, 795184), (806, 489344), (832, 474052), (992, 397592), (1612, 244672), (1664, 237026), (1984, 198796), (3224, 122336), (3328, 118513), (3823, 103168), (3968, 99398), (6448, 61168), (7646, 51584), (7936, 49699), (12896, 30584), (15292, 25792)]