1905070755

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{643}}^1$

素因数の和:833

約数の個数: 96

約数和(自身を含む): 3700166400

約数和(自身を除く): 1795095645

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 49, 87, 105, 139, 145, 147, 203, 245, 417, 435, 609, 643, 695, 735, 973, 1015, 1421, 1929, 2085, 2919, 3045, 3215, 4031, 4263, 4501, 4865, 6811, 7105, 9645, 12093, 13503, 14595, 18647, 20155, 20433, 21315, 22505, 28217, 31507, 34055, 55941, 60465, 67515, 84651, 89377, 93235, 94521, 102165, 130529, 141085, 157535, 197519, 268131, 279705, 391587, 423255, 446885, 472605, 592557, 625639, 652645, 913703, 987595, 1340655, 1876917, 1957935, 2591933, 2741109, 2962785, 3128195, 4379473, 4568515, 7775799, 9384585, 12959665, 13138419, 13705545, 18143531, 21897365, 38878995, 54430593, 65692095, 90717655, 127004717, 272152965, 381014151, 635023585, 1905070755]

約数ペア:

[(1, 1905070755), (3, 635023585), (5, 381014151), (7, 272152965), (15, 127004717), (21, 90717655), (29, 65692095), (35, 54430593), (49, 38878995), (87, 21897365), (105, 18143531), (139, 13705545), (145, 13138419), (147, 12959665), (203, 9384585), (245, 7775799), (417, 4568515), (435, 4379473), (609, 3128195), (643, 2962785), (695, 2741109), (735, 2591933), (973, 1957935), (1015, 1876917), (1421, 1340655), (1929, 987595), (2085, 913703), (2919, 652645), (3045, 625639), (3215, 592557), (4031, 472605), (4263, 446885), (4501, 423255), (4865, 391587), (6811, 279705), (7105, 268131), (9645, 197519), (12093, 157535), (13503, 141085), (14595, 130529), (18647, 102165), (20155, 94521), (20433, 93235), (21315, 89377), (22505, 84651), (28217, 67515), (31507, 60465), (34055, 55941)]