84964257

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{70981}}^1$

素因数の和:71013

約数の個数: 24

約数和(自身を含む): 147642560

約数和(自身を除く): 62678303

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 70981, 212943, 496867, 638829, 1348639, 1490601, 4045917, 4471803, 9440473, 12137751, 28321419, 84964257]

約数ペア:

[(1, 84964257), (3, 28321419), (7, 12137751), (9, 9440473), (19, 4471803), (21, 4045917), (57, 1490601), (63, 1348639), (133, 638829), (171, 496867), (399, 212943), (1197, 70981)]