217697792

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{32707}}^1$

素因数の和:32738

約数の個数: 40

約数和(自身を含む): 468443976

約数和(自身を除く): 250746184

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1664, 3328, 6656, 32707, 65414, 130828, 261656, 425191, 523312, 850382, 1046624, 1700764, 2093248, 3401528, 4186496, 6803056, 8372992, 13606112, 16745984, 27212224, 54424448, 108848896, 217697792]

約数ペア:

[(1, 217697792), (2, 108848896), (4, 54424448), (8, 27212224), (13, 16745984), (16, 13606112), (26, 8372992), (32, 6803056), (52, 4186496), (64, 3401528), (104, 2093248), (128, 1700764), (208, 1046624), (256, 850382), (416, 523312), (512, 425191), (832, 261656), (1664, 130828), (3328, 65414), (6656, 32707)]