81988406

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1\times {\mathrm{5471}}^1$

素因数の和:5659

約数の個数: 16

約数和(自身を含む): 126074880

約数和(自身を除く): 44086474

約数列:

[1, 2, 59, 118, 127, 254, 5471, 7493, 10942, 14986, 322789, 645578, 694817, 1389634, 40994203, 81988406]

約数ペア:

[(1, 81988406), (2, 40994203), (59, 1389634), (118, 694817), (127, 645578), (254, 322789), (5471, 14986), (7493, 10942)]