397538691

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{2357}}^1$

素因数の和:2659

約数の個数: 32

約数和(自身を含む): 611193600

約数和(自身を除く): 213654909

約数列:

[1, 3, 11, 19, 33, 57, 209, 269, 627, 807, 2357, 2959, 5111, 7071, 8877, 15333, 25927, 44783, 56221, 77781, 134349, 168663, 492613, 634033, 1477839, 1902099, 6974363, 12046627, 20923089, 36139881, 132512897, 397538691]

約数ペア:

[(1, 397538691), (3, 132512897), (11, 36139881), (19, 20923089), (33, 12046627), (57, 6974363), (209, 1902099), (269, 1477839), (627, 634033), (807, 492613), (2357, 168663), (2959, 134349), (5111, 77781), (7071, 56221), (8877, 44783), (15333, 25927)]