689920981

素因数分解:

${\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{8581}}^1$

素因数の和:8712

約数の個数: 16

約数和(自身を含む): 739631088

約数和(自身を除く): 49710107

約数列:

[1, 37, 41, 53, 1517, 1961, 2173, 8581, 80401, 317497, 351821, 454793, 13017377, 16827341, 18646513, 689920981]

約数ペア:

[(1, 689920981), (37, 18646513), (41, 16827341), (53, 13017377), (1517, 454793), (1961, 351821), (2173, 317497), (8581, 80401)]