78676388

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{90641}}^1$

素因数の和:90683

約数の個数: 24

約数和(自身を含む): 162430464

約数和(自身を除く): 83754076

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 90641, 181282, 362564, 634487, 1268974, 2537948, 2809871, 5619742, 11239484, 19669097, 39338194, 78676388]

約数ペア:

[(1, 78676388), (2, 39338194), (4, 19669097), (7, 11239484), (14, 5619742), (28, 2809871), (31, 2537948), (62, 1268974), (124, 634487), (217, 362564), (434, 181282), (868, 90641)]