64702785

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{1873}}^1$

素因数の和:1942

約数の個数: 48

約数和(自身を含む): 123054336

約数和(自身を除く): 58351551

約数列:

[1, 3, 5, 7, 15, 21, 35, 47, 49, 105, 141, 147, 235, 245, 329, 705, 735, 987, 1645, 1873, 2303, 4935, 5619, 6909, 9365, 11515, 13111, 28095, 34545, 39333, 65555, 88031, 91777, 196665, 264093, 275331, 440155, 458885, 616217, 1320465, 1376655, 1848651, 3081085, 4313519, 9243255, 12940557, 21567595, 64702785]

約数ペア:

[(1, 64702785), (3, 21567595), (5, 12940557), (7, 9243255), (15, 4313519), (21, 3081085), (35, 1848651), (47, 1376655), (49, 1320465), (105, 616217), (141, 458885), (147, 440155), (235, 275331), (245, 264093), (329, 196665), (705, 91777), (735, 88031), (987, 65555), (1645, 39333), (1873, 34545), (2303, 28095), (4935, 13111), (5619, 11515), (6909, 9365)]