1285763941

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{431}}^1$

素因数の和:562

約数の個数: 64

約数和(自身を含む): 1773674496

約数和(自身を除く): 487910555

約数列:

[1, 7, 11, 17, 43, 53, 77, 119, 187, 301, 371, 431, 473, 583, 731, 901, 1309, 2279, 3017, 3311, 4081, 4741, 5117, 6307, 7327, 8041, 9911, 15953, 18533, 22843, 25069, 33187, 38743, 51289, 56287, 69377, 80597, 129731, 159901, 175483, 203863, 251273, 271201, 315061, 388331, 426173, 564179, 982249, 1427041, 1758911, 2205427, 2718317, 2983211, 3465671, 4271641, 6875743, 10804739, 16698233, 24259697, 29901487, 75633173, 116887631, 183680563, 1285763941]

約数ペア:

[(1, 1285763941), (7, 183680563), (11, 116887631), (17, 75633173), (43, 29901487), (53, 24259697), (77, 16698233), (119, 10804739), (187, 6875743), (301, 4271641), (371, 3465671), (431, 2983211), (473, 2718317), (583, 2205427), (731, 1758911), (901, 1427041), (1309, 982249), (2279, 564179), (3017, 426173), (3311, 388331), (4081, 315061), (4741, 271201), (5117, 251273), (6307, 203863), (7327, 175483), (8041, 159901), (9911, 129731), (15953, 80597), (18533, 69377), (22843, 56287), (25069, 51289), (33187, 38743)]