3478707

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{641}}^1$

素因数の和:720

約数の個数: 20

約数和(自身を含む): 5282376

約数和(自身を除く): 1803669

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 641, 1809, 1923, 5427, 5769, 17307, 42947, 51921, 128841, 386523, 1159569, 3478707]

約数ペア:

[(1, 3478707), (3, 1159569), (9, 386523), (27, 128841), (67, 51921), (81, 42947), (201, 17307), (603, 5769), (641, 5427), (1809, 1923)]