289905985

素因数分解:

$5^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1\times {\mathrm{3779}}^1$

素因数の和:4080

約数の個数: 16

約数和(自身を含む): 354715200

約数和(自身を除く): 64809215

約数列:

[1, 5, 67, 229, 335, 1145, 3779, 15343, 18895, 76715, 253193, 865391, 1265965, 4326955, 57981197, 289905985]

約数ペア:

[(1, 289905985), (5, 57981197), (67, 4326955), (229, 1265965), (335, 865391), (1145, 253193), (3779, 76715), (15343, 18895)]