7161385

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:142

約数の個数: 48

約数和(自身を含む): 11491200

約数和(自身を除く): 4329815

約数列:

[1, 5, 7, 11, 19, 35, 55, 77, 89, 95, 121, 133, 209, 385, 445, 605, 623, 665, 847, 979, 1045, 1463, 1691, 2299, 3115, 4235, 4895, 6853, 7315, 8455, 10769, 11495, 11837, 16093, 18601, 34265, 53845, 59185, 75383, 80465, 93005, 130207, 204611, 376915, 651035, 1023055, 1432277, 7161385]

約数ペア:

[(1, 7161385), (5, 1432277), (7, 1023055), (11, 651035), (19, 376915), (35, 204611), (55, 130207), (77, 93005), (89, 80465), (95, 75383), (121, 59185), (133, 53845), (209, 34265), (385, 18601), (445, 16093), (605, 11837), (623, 11495), (665, 10769), (847, 8455), (979, 7315), (1045, 6853), (1463, 4895), (1691, 4235), (2299, 3115)]