16918191

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{151}}^1\times {\mathrm{211}}^1$

素因数の和:427

約数の個数: 24

約数和(自身を含む): 25134720

約数和(自身を除く): 8216529

約数列:

[1, 3, 9, 59, 151, 177, 211, 453, 531, 633, 1359, 1899, 8909, 12449, 26727, 31861, 37347, 80181, 95583, 112041, 286749, 1879799, 5639397, 16918191]

約数ペア:

[(1, 16918191), (3, 5639397), (9, 1879799), (59, 286749), (151, 112041), (177, 95583), (211, 80181), (453, 37347), (531, 31861), (633, 26727), (1359, 12449), (1899, 8909)]