215666492

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{123379}}^1$

素因数の和:123425

約数の個数: 24

約数和(自身を含む): 414556800

約数和(自身を除く): 198890308

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 437, 874, 1748, 123379, 246758, 493516, 2344201, 2837717, 4688402, 5675434, 9376804, 11350868, 53916623, 107833246, 215666492]

約数ペア:

[(1, 215666492), (2, 107833246), (4, 53916623), (19, 11350868), (23, 9376804), (38, 5675434), (46, 4688402), (76, 2837717), (92, 2344201), (437, 493516), (874, 246758), (1748, 123379)]