28289343

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{67}}^1\times {\mathrm{487}}^1$

素因数の和:591

約数の個数: 24

約数和(自身を含む): 40749952

約数和(自身を除く): 12460609

約数列:

[1, 3, 17, 51, 67, 201, 289, 487, 867, 1139, 1461, 3417, 8279, 19363, 24837, 32629, 58089, 97887, 140743, 422229, 554693, 1664079, 9429781, 28289343]

約数ペア:

[(1, 28289343), (3, 9429781), (17, 1664079), (51, 554693), (67, 422229), (201, 140743), (289, 97887), (487, 58089), (867, 32629), (1139, 24837), (1461, 19363), (3417, 8279)]