1919402639

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{8117}}^1$

素因数の和:8255

約数の個数: 32

約数和(自身を含む): 2487614976

約数和(自身を除く): 568212337

約数列:

[1, 7, 11, 37, 77, 83, 259, 407, 581, 913, 2849, 3071, 6391, 8117, 21497, 33781, 56819, 89287, 236467, 300329, 625009, 673711, 2102303, 3303619, 4715977, 7410821, 23125333, 24927307, 51875747, 174491149, 274200377, 1919402639]

約数ペア:

[(1, 1919402639), (7, 274200377), (11, 174491149), (37, 51875747), (77, 24927307), (83, 23125333), (259, 7410821), (407, 4715977), (581, 3303619), (913, 2102303), (2849, 673711), (3071, 625009), (6391, 300329), (8117, 236467), (21497, 89287), (33781, 56819)]