31142969

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2447}}^1$

素因数の和:2560

約数の個数: 16

約数和(自身を含む): 37013760

約数和(自身を除く): 5870791

約数列:

[1, 11, 13, 89, 143, 979, 1157, 2447, 12727, 26917, 31811, 217783, 349921, 2395613, 2831179, 31142969]

約数ペア:

[(1, 31142969), (11, 2831179), (13, 2395613), (89, 349921), (143, 217783), (979, 31811), (1157, 26917), (2447, 12727)]