99721139

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{10271}}^1$

素因数の和:10370

約数の個数: 16

約数和(自身を含む): 121620480

約数和(自身を除く): 21899341

約数列:

[1, 7, 19, 73, 133, 511, 1387, 9709, 10271, 71897, 195149, 749783, 1366043, 5248481, 14245877, 99721139]

約数ペア:

[(1, 99721139), (7, 14245877), (19, 5248481), (73, 1366043), (133, 749783), (511, 195149), (1387, 71897), (9709, 10271)]