520046359

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{487}}^1$

素因数の和:588

約数の個数: 48

約数和(自身を含む): 676485120

約数和(自身を除く): 156438761

約数列:

[1, 7, 19, 31, 37, 49, 133, 217, 259, 487, 589, 703, 931, 1147, 1519, 1813, 3409, 4123, 4921, 8029, 9253, 15097, 18019, 21793, 23863, 28861, 34447, 56203, 64771, 105679, 126133, 152551, 286843, 342361, 453397, 558589, 739753, 882931, 1067857, 2007901, 2396527, 3910123, 10613191, 14055307, 16775689, 27370861, 74292337, 520046359]

約数ペア:

[(1, 520046359), (7, 74292337), (19, 27370861), (31, 16775689), (37, 14055307), (49, 10613191), (133, 3910123), (217, 2396527), (259, 2007901), (487, 1067857), (589, 882931), (703, 739753), (931, 558589), (1147, 453397), (1519, 342361), (1813, 286843), (3409, 152551), (4123, 126133), (4921, 105679), (8029, 64771), (9253, 56203), (15097, 34447), (18019, 28861), (21793, 23863)]