78811724

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{229}}^1\times {\mathrm{887}}^1$

素因数の和:1217

約数の個数: 24

約数和(自身を含む): 140108640

約数和(自身を除く): 61296916

約数列:

[1, 2, 4, 97, 194, 229, 388, 458, 887, 916, 1774, 3548, 22213, 44426, 86039, 88852, 172078, 203123, 344156, 406246, 812492, 19702931, 39405862, 78811724]

約数ペア:

[(1, 78811724), (2, 39405862), (4, 19702931), (97, 812492), (194, 406246), (229, 344156), (388, 203123), (458, 172078), (887, 88852), (916, 86039), (1774, 44426), (3548, 22213)]