220142813

素因数分解:

${\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1\times {\mathrm{1123}}^1$

素因数の和:1456

約数の個数: 16

約数和(自身を含む): 244726272

約数和(自身を除く): 24583459

約数列:

[1, 11, 71, 251, 781, 1123, 2761, 12353, 17821, 79733, 196031, 281873, 877063, 3100603, 20012983, 220142813]

約数ペア:

[(1, 220142813), (11, 20012983), (71, 3100603), (251, 877063), (781, 281873), (1123, 196031), (2761, 79733), (12353, 17821)]