217325977

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{137}}^1\times {\mathrm{499}}^1$

素因数の和:681

約数の個数: 24

約数和(自身を含む): 254196000

約数和(自身を除く): 36870023

約数列:

[1, 11, 17, 137, 187, 289, 499, 1507, 2329, 3179, 5489, 8483, 25619, 39593, 68363, 93313, 144211, 435523, 751993, 1162171, 1586321, 12783881, 19756907, 217325977]

約数ペア:

[(1, 217325977), (11, 19756907), (17, 12783881), (137, 1586321), (187, 1162171), (289, 751993), (499, 435523), (1507, 144211), (2329, 93313), (3179, 68363), (5489, 39593), (8483, 25619)]