402267243

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{881}}^1\times {\mathrm{1279}}^1$

素因数の和:2187

約数の個数: 32

約数和(自身を含む): 650280960

約数和(自身を除く): 248013717

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 881, 1279, 2643, 3837, 6167, 8953, 14977, 18501, 21743, 26859, 44931, 65229, 104839, 152201, 314517, 456603, 1126799, 3380397, 7887593, 19155583, 23662779, 57466749, 134089081, 402267243]

約数ペア:

[(1, 402267243), (3, 134089081), (7, 57466749), (17, 23662779), (21, 19155583), (51, 7887593), (119, 3380397), (357, 1126799), (881, 456603), (1279, 314517), (2643, 152201), (3837, 104839), (6167, 65229), (8953, 44931), (14977, 26859), (18501, 21743)]