40740399

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{13759}}^1$

素因数の和:13819

約数の個数: 24

約数和(自身を含む): 68689920

約数和(自身を除く): 27949521

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 13759, 41277, 96313, 123831, 288939, 646673, 866817, 1940019, 4526711, 5820057, 13580133, 40740399]

約数ペア:

[(1, 40740399), (3, 13580133), (7, 5820057), (9, 4526711), (21, 1940019), (47, 866817), (63, 646673), (141, 288939), (329, 123831), (423, 96313), (987, 41277), (2961, 13759)]