217568

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{523}}^1$

素因数の和:546

約数の個数: 24

約数和(自身を含む): 462168

約数和(自身を除く): 244600

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 523, 1046, 2092, 4184, 6799, 8368, 13598, 16736, 27196, 54392, 108784, 217568]

約数ペア:

[(1, 217568), (2, 108784), (4, 54392), (8, 27196), (13, 16736), (16, 13598), (26, 8368), (32, 6799), (52, 4184), (104, 2092), (208, 1046), (416, 523)]