64516515

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{3119}}^1$

素因数の和:3331

約数の個数: 32

約数和(自身を含む): 118609920

約数和(自身を除く): 54093405

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 197, 591, 985, 1379, 2955, 3119, 4137, 6895, 9357, 15595, 20685, 21833, 46785, 65499, 109165, 327495, 614443, 1843329, 3072215, 4301101, 9216645, 12903303, 21505505, 64516515]

約数ペア:

[(1, 64516515), (3, 21505505), (5, 12903303), (7, 9216645), (15, 4301101), (21, 3072215), (35, 1843329), (105, 614443), (197, 327495), (591, 109165), (985, 65499), (1379, 46785), (2955, 21833), (3119, 20685), (4137, 15595), (6895, 9357)]