42490413

素因数分解:

$3^4\times 7^1\times {\mathrm{137}}^1\times {\mathrm{547}}^1$

素因数の和:703

約数の個数: 40

約数和(自身を含む): 73204032

約数和(自身を除く): 30713619

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 137, 189, 411, 547, 567, 959, 1233, 1641, 2877, 3699, 3829, 4923, 8631, 11097, 11487, 14769, 25893, 34461, 44307, 74939, 77679, 103383, 224817, 310149, 524573, 674451, 1573719, 2023353, 4721157, 6070059, 14163471, 42490413]

約数ペア:

[(1, 42490413), (3, 14163471), (7, 6070059), (9, 4721157), (21, 2023353), (27, 1573719), (63, 674451), (81, 524573), (137, 310149), (189, 224817), (411, 103383), (547, 77679), (567, 74939), (959, 44307), (1233, 34461), (1641, 25893), (2877, 14769), (3699, 11487), (3829, 11097), (4923, 8631)]