421145919

素因数分解:

$3^3\times {\mathrm{79}}^1\times {\mathrm{347}}^1\times {\mathrm{569}}^1$

素因数の和:1004

約数の個数: 32

約数和(自身を含む): 634752000

約数和(自身を除く): 213606081

約数列:

[1, 3, 9, 27, 79, 237, 347, 569, 711, 1041, 1707, 2133, 3123, 5121, 9369, 15363, 27413, 44951, 82239, 134853, 197443, 246717, 404559, 592329, 740151, 1213677, 1776987, 5330961, 15597997, 46793991, 140381973, 421145919]

約数ペア:

[(1, 421145919), (3, 140381973), (9, 46793991), (27, 15597997), (79, 5330961), (237, 1776987), (347, 1213677), (569, 740151), (711, 592329), (1041, 404559), (1707, 246717), (2133, 197443), (3123, 134853), (5121, 82239), (9369, 44951), (15363, 27413)]