2499692657

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:211

約数の個数: 72

約数和(自身を含む): 3372513984

約数和(自身を除く): 872821327

約数列:

[1, 7, 11, 31, 37, 77, 83, 121, 217, 259, 341, 407, 581, 847, 913, 961, 1147, 2387, 2573, 2849, 3071, 3751, 4477, 6391, 6727, 8029, 10043, 10571, 12617, 18011, 21497, 26257, 28303, 31339, 33781, 35557, 70301, 73997, 79763, 88319, 95201, 116281, 138787, 198121, 236467, 248899, 311333, 371591, 391127, 558341, 666407, 813967, 877393, 971509, 1047211, 2179331, 2601137, 2737889, 2951231, 4302397, 6141751, 7330477, 9651323, 11519321, 20658617, 30116779, 32463541, 67559261, 80635247, 227244787, 357098951, 2499692657]

約数ペア:

[(1, 2499692657), (7, 357098951), (11, 227244787), (31, 80635247), (37, 67559261), (77, 32463541), (83, 30116779), (121, 20658617), (217, 11519321), (259, 9651323), (341, 7330477), (407, 6141751), (581, 4302397), (847, 2951231), (913, 2737889), (961, 2601137), (1147, 2179331), (2387, 1047211), (2573, 971509), (2849, 877393), (3071, 813967), (3751, 666407), (4477, 558341), (6391, 391127), (6727, 371591), (8029, 311333), (10043, 248899), (10571, 236467), (12617, 198121), (18011, 138787), (21497, 116281), (26257, 95201), (28303, 88319), (31339, 79763), (33781, 73997), (35557, 70301)]