78640443

素因数分解:

$3^3\times 7^2\times {\mathrm{59441}}^1$

素因数の和:59464

約数の個数: 24

約数和(自身を含む): 135527760

約数和(自身を除く): 56887317

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 59441, 178323, 416087, 534969, 1248261, 1604907, 2912609, 3744783, 8737827, 11234349, 26213481, 78640443]

約数ペア:

[(1, 78640443), (3, 26213481), (7, 11234349), (9, 8737827), (21, 3744783), (27, 2912609), (49, 1604907), (63, 1248261), (147, 534969), (189, 416087), (441, 178323), (1323, 59441)]