47880777

素因数分解:

$3^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{3557}}^1$

素因数の和:4208

約数の個数: 16

約数和(自身を含む): 73095552

約数和(自身を除く): 25214775

約数列:

[1, 3, 7, 21, 641, 1923, 3557, 4487, 10671, 13461, 24899, 74697, 2280037, 6840111, 15960259, 47880777]

約数ペア:

[(1, 47880777), (3, 15960259), (7, 6840111), (21, 2280037), (641, 74697), (1923, 24899), (3557, 13461), (4487, 10671)]