649218087

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{542371}}^1$

素因数の和:542403

約数の個数: 24

約数和(自身を含む): 1128133760

約数和(自身を除く): 478915673

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 542371, 1627113, 3796597, 4881339, 10305049, 11389791, 30915147, 34169373, 72135343, 92745441, 216406029, 649218087]

約数ペア:

[(1, 649218087), (3, 216406029), (7, 92745441), (9, 72135343), (19, 34169373), (21, 30915147), (57, 11389791), (63, 10305049), (133, 4881339), (171, 3796597), (399, 1627113), (1197, 542371)]