73857987

素因数分解:

$3^4\times 7^1\times {\mathrm{130261}}^1$

素因数の和:130280

約数の個数: 20

約数和(自身を含む): 126093616

約数和(自身を除く): 52235629

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 130261, 390783, 911827, 1172349, 2735481, 3517047, 8206443, 10551141, 24619329, 73857987]

約数ペア:

[(1, 73857987), (3, 24619329), (7, 10551141), (9, 8206443), (21, 3517047), (27, 2735481), (63, 1172349), (81, 911827), (189, 390783), (567, 130261)]