1228203

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{257}}^1$

素因数の和:328

約数の個数: 20

約数和(自身を含む): 1873080

約数和(自身を除く): 644877

約数列:

[1, 3, 9, 27, 59, 81, 177, 257, 531, 771, 1593, 2313, 4779, 6939, 15163, 20817, 45489, 136467, 409401, 1228203]

約数ペア:

[(1, 1228203), (3, 409401), (9, 136467), (27, 45489), (59, 20817), (81, 15163), (177, 6939), (257, 4779), (531, 2313), (771, 1593)]