84815715

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{2141}}^1$

素因数の和:2307

約数の個数: 32

約数和(自身を含む): 143942400

約数和(自身を除く): 59126685

約数列:

[1, 3, 5, 15, 19, 57, 95, 139, 285, 417, 695, 2085, 2141, 2641, 6423, 7923, 10705, 13205, 32115, 39615, 40679, 122037, 203395, 297599, 610185, 892797, 1487995, 4463985, 5654381, 16963143, 28271905, 84815715]

約数ペア:

[(1, 84815715), (3, 28271905), (5, 16963143), (15, 5654381), (19, 4463985), (57, 1487995), (95, 892797), (139, 610185), (285, 297599), (417, 203395), (695, 122037), (2085, 40679), (2141, 39615), (2641, 32115), (6423, 13205), (7923, 10705)]