628721877

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{11801}}^1$

素因数の和:11913

約数の個数: 32

約数和(自身を含む): 997032960

約数和(自身を除く): 368311083

約数列:

[1, 3, 7, 21, 43, 59, 129, 177, 301, 413, 903, 1239, 2537, 7611, 11801, 17759, 35403, 53277, 82607, 247821, 507443, 696259, 1522329, 2088777, 3552101, 4873813, 10656303, 14621439, 29939137, 89817411, 209573959, 628721877]

約数ペア:

[(1, 628721877), (3, 209573959), (7, 89817411), (21, 29939137), (43, 14621439), (59, 10656303), (129, 4873813), (177, 3552101), (301, 2088777), (413, 1522329), (903, 696259), (1239, 507443), (2537, 247821), (7611, 82607), (11801, 53277), (17759, 35403)]