28519504

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4423}}^1$

素因数の和:4475

約数の個数: 40

約数和(自身を含む): 61440512

約数和(自身を除く): 32921008

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 4423, 6448, 8846, 17692, 35384, 57499, 70768, 114998, 137113, 229996, 274226, 459992, 548452, 919984, 1096904, 1782469, 2193808, 3564938, 7129876, 14259752, 28519504]

約数ペア:

[(1, 28519504), (2, 14259752), (4, 7129876), (8, 3564938), (13, 2193808), (16, 1782469), (26, 1096904), (31, 919984), (52, 548452), (62, 459992), (104, 274226), (124, 229996), (208, 137113), (248, 114998), (403, 70768), (496, 57499), (806, 35384), (1612, 17692), (3224, 8846), (4423, 6448)]