1520774835

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{569}}^1$

素因数の和:788

約数の個数: 64

約数和(自身を含む): 2605547520

約数和(自身を除く): 1084772685

約数列:

[1, 3, 5, 15, 23, 61, 69, 115, 127, 183, 305, 345, 381, 569, 635, 915, 1403, 1707, 1905, 2845, 2921, 4209, 7015, 7747, 8535, 8763, 13087, 14605, 21045, 23241, 34709, 38735, 39261, 43815, 65435, 72263, 104127, 116205, 173545, 178181, 196305, 216789, 361315, 520635, 534543, 798307, 890905, 1083945, 1662049, 2394921, 2672715, 3991535, 4408043, 4986147, 8310245, 11974605, 13224129, 22040215, 24930735, 66120645, 101384989, 304154967, 506924945, 1520774835]

約数ペア:

[(1, 1520774835), (3, 506924945), (5, 304154967), (15, 101384989), (23, 66120645), (61, 24930735), (69, 22040215), (115, 13224129), (127, 11974605), (183, 8310245), (305, 4986147), (345, 4408043), (381, 3991535), (569, 2672715), (635, 2394921), (915, 1662049), (1403, 1083945), (1707, 890905), (1905, 798307), (2845, 534543), (2921, 520635), (4209, 361315), (7015, 216789), (7747, 196305), (8535, 178181), (8763, 173545), (13087, 116205), (14605, 104127), (21045, 72263), (23241, 65435), (34709, 43815), (38735, 39261)]