20159013315

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{386299}}^1$

素因数の和:386392

約数の個数: 48

約数和(自身を含む): 38049004800

約数和(自身を除く): 17889991485

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 71, 105, 147, 213, 245, 355, 497, 735, 1065, 1491, 2485, 3479, 7455, 10437, 17395, 52185, 386299, 1158897, 1931495, 2704093, 5794485, 8112279, 13520465, 18928651, 27427229, 40561395, 56785953, 82281687, 94643255, 137136145, 191990603, 283929765, 411408435, 575971809, 959953015, 1343934221, 2879859045, 4031802663, 6719671105, 20159013315]

約数ペア:

[(1, 20159013315), (3, 6719671105), (5, 4031802663), (7, 2879859045), (15, 1343934221), (21, 959953015), (35, 575971809), (49, 411408435), (71, 283929765), (105, 191990603), (147, 137136145), (213, 94643255), (245, 82281687), (355, 56785953), (497, 40561395), (735, 27427229), (1065, 18928651), (1491, 13520465), (2485, 8112279), (3479, 5794485), (7455, 2704093), (10437, 1931495), (17395, 1158897), (52185, 386299)]