2678665

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{431}}^1$

素因数の和:560

約数の個数: 16

約数和(自身を含む): 3545856

約数和(自身を除く): 867191

約数列:

[1, 5, 11, 55, 113, 431, 565, 1243, 2155, 4741, 6215, 23705, 48703, 243515, 535733, 2678665]

約数ペア:

[(1, 2678665), (5, 535733), (11, 243515), (55, 48703), (113, 23705), (431, 6215), (565, 4741), (1243, 2155)]