11954187

素因数分解:

$3^2\times 7^2\times {\mathrm{27107}}^1$

素因数の和:27127

約数の個数: 18

約数和(自身を含む): 20087028

約数和(自身を除く): 8132841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 27107, 81321, 189749, 243963, 569247, 1328243, 1707741, 3984729, 11954187]

約数ペア:

[(1, 11954187), (3, 3984729), (7, 1707741), (9, 1328243), (21, 569247), (49, 243963), (63, 189749), (147, 81321), (441, 27107)]