213655969

素因数分解:

${\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1\times {\mathrm{631}}^1$

素因数の和:972

約数の個数: 16

約数和(自身を含む): 229340160

約数和(自身を除く): 15684191

約数列:

[1, 19, 71, 251, 631, 1349, 4769, 11989, 17821, 44801, 158381, 338599, 851219, 3009239, 11245051, 213655969]

約数ペア:

[(1, 213655969), (19, 11245051), (71, 3009239), (251, 851219), (631, 338599), (1349, 158381), (4769, 44801), (11989, 17821)]