405380453738

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{229}}^1\times {\mathrm{489823}}^1$

素因数の和:490206

約数の個数: 32

約数和(自身を含む): 662437977600

約数和(自身を除く): 257057523862

約数列:

[1, 2, 13, 26, 139, 229, 278, 458, 1807, 2977, 3614, 5954, 31831, 63662, 413803, 489823, 827606, 979646, 6367699, 12735398, 68085397, 112169467, 136170794, 224338934, 885110161, 1458203071, 1770220322, 2916406142, 15591555913, 31183111826, 202690226869, 405380453738]

約数ペア:

[(1, 405380453738), (2, 202690226869), (13, 31183111826), (26, 15591555913), (139, 2916406142), (229, 1770220322), (278, 1458203071), (458, 885110161), (1807, 224338934), (2977, 136170794), (3614, 112169467), (5954, 68085397), (31831, 12735398), (63662, 6367699), (413803, 979646), (489823, 827606)]