138857486

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{19991}}^1$

素因数の和:20167

約数の個数: 16

約数和(自身を含む): 218792448

約数和(自身を除く): 79934962

約数列:

[1, 2, 23, 46, 151, 302, 3473, 6946, 19991, 39982, 459793, 919586, 3018641, 6037282, 69428743, 138857486]

約数ペア:

[(1, 138857486), (2, 69428743), (23, 6037282), (46, 3018641), (151, 919586), (302, 459793), (3473, 39982), (6946, 19991)]