420424705

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{215051}}^1$

素因数の和:215096

約数の個数: 16

約数和(自身を含む): 557414784

約数和(自身を除く): 136990079

約数列:

[1, 5, 17, 23, 85, 115, 391, 1955, 215051, 1075255, 3655867, 4946173, 18279335, 24730865, 84084941, 420424705]

約数ペア:

[(1, 420424705), (5, 84084941), (17, 24730865), (23, 18279335), (85, 4946173), (115, 3655867), (391, 1075255), (1955, 215051)]