84971439

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{10141}}^1$

素因数の和:10180

約数の個数: 36

約数和(自身を含む): 150304440

約数和(自身を除く): 65333001

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 133, 147, 171, 399, 441, 931, 1197, 2793, 8379, 10141, 30423, 70987, 91269, 192679, 212961, 496909, 578037, 638883, 1348753, 1490727, 1734111, 4046259, 4472181, 9441271, 12138777, 28323813, 84971439]

約数ペア:

[(1, 84971439), (3, 28323813), (7, 12138777), (9, 9441271), (19, 4472181), (21, 4046259), (49, 1734111), (57, 1490727), (63, 1348753), (133, 638883), (147, 578037), (171, 496909), (399, 212961), (441, 192679), (931, 91269), (1197, 70987), (2793, 30423), (8379, 10141)]