1931283

素因数分解:

$3^4\times {\mathrm{113}}^1\times {\mathrm{211}}^1$

素因数の和:336

約数の個数: 20

約数和(自身を含む): 2924328

約数和(自身を除く): 993045

約数列:

[1, 3, 9, 27, 81, 113, 211, 339, 633, 1017, 1899, 3051, 5697, 9153, 17091, 23843, 71529, 214587, 643761, 1931283]

約数ペア:

[(1, 1931283), (3, 643761), (9, 214587), (27, 71529), (81, 23843), (113, 17091), (211, 9153), (339, 5697), (633, 3051), (1017, 1899)]