47830221

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{509}}^1$

素因数の和:765

約数の個数: 24

約数和(自身を含む): 70887960

約数和(自身を除く): 23057739

約数列:

[1, 3, 9, 53, 159, 197, 477, 509, 591, 1527, 1773, 4581, 10441, 26977, 31323, 80931, 93969, 100273, 242793, 300819, 902457, 5314469, 15943407, 47830221]

約数ペア:

[(1, 47830221), (3, 15943407), (9, 5314469), (53, 902457), (159, 300819), (197, 242793), (477, 100273), (509, 93969), (591, 80931), (1527, 31323), (1773, 26977), (4581, 10441)]