291220545

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{252139}}^1$

素因数の和:252165

約数の個数: 32

約数和(自身を含む): 580930560

約数和(自身を除く): 289710015

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 1155, 252139, 756417, 1260695, 1764973, 2773529, 3782085, 5294919, 8320587, 8824865, 13867645, 19414703, 26474595, 41602935, 58244109, 97073515, 291220545]

約数ペア:

[(1, 291220545), (3, 97073515), (5, 58244109), (7, 41602935), (11, 26474595), (15, 19414703), (21, 13867645), (33, 8824865), (35, 8320587), (55, 5294919), (77, 3782085), (105, 2773529), (165, 1764973), (231, 1260695), (385, 756417), (1155, 252139)]