2019704145

素因数分解:

$3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{727}}^1\times {\mathrm{2081}}^1$

素因数の和:2905

約数の個数: 32

約数和(自身を含む): 3273903360

約数和(自身を除く): 1254199215

約数列:

[1, 3, 5, 15, 89, 267, 445, 727, 1335, 2081, 2181, 3635, 6243, 10405, 10905, 31215, 64703, 185209, 194109, 323515, 555627, 926045, 970545, 1512887, 2778135, 4538661, 7564435, 22693305, 134646943, 403940829, 673234715, 2019704145]

約数ペア:

[(1, 2019704145), (3, 673234715), (5, 403940829), (15, 134646943), (89, 22693305), (267, 7564435), (445, 4538661), (727, 2778135), (1335, 1512887), (2081, 970545), (2181, 926045), (3635, 555627), (6243, 323515), (10405, 194109), (10905, 185209), (31215, 64703)]