77178028

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{66763}}^1$

素因数の和:66801

約数の個数: 18

約数和(自身を含む): 143475836

約数和(自身を除く): 66297808

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 66763, 133526, 267052, 1134971, 2269942, 4539884, 19294507, 38589014, 77178028]

約数ペア:

[(1, 77178028), (2, 38589014), (4, 19294507), (17, 4539884), (34, 2269942), (68, 1134971), (289, 267052), (578, 133526), (1156, 66763)]