79757217

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{449}}^1$

素因数の和:524

約数の個数: 48

約数和(自身を含む): 129729600

約数和(自身を除く): 49972383

約数列:

[1, 3, 9, 17, 27, 43, 51, 81, 129, 153, 243, 387, 449, 459, 731, 1161, 1347, 1377, 2193, 3483, 4041, 4131, 6579, 7633, 10449, 12123, 19307, 19737, 22899, 36369, 57921, 59211, 68697, 109107, 173763, 177633, 206091, 328219, 521289, 618273, 984657, 1563867, 1854819, 2953971, 4691601, 8861913, 26585739, 79757217]

約数ペア:

[(1, 79757217), (3, 26585739), (9, 8861913), (17, 4691601), (27, 2953971), (43, 1854819), (51, 1563867), (81, 984657), (129, 618273), (153, 521289), (243, 328219), (387, 206091), (449, 177633), (459, 173763), (731, 109107), (1161, 68697), (1347, 59211), (1377, 57921), (2193, 36369), (3483, 22899), (4041, 19737), (4131, 19307), (6579, 12123), (7633, 10449)]