2007176031

素因数分解:

$3^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{691}}^1$

素因数の和:866

約数の個数: 80

約数和(自身を含む): 3536839680

約数和(自身を除く): 1529663649

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 81, 109, 141, 189, 327, 329, 423, 567, 691, 763, 981, 987, 1269, 2073, 2289, 2943, 2961, 3807, 4837, 5123, 6219, 6867, 8829, 8883, 14511, 15369, 18657, 20601, 26649, 32477, 35861, 43533, 46107, 55971, 61803, 75319, 97431, 107583, 130599, 138321, 225957, 227339, 292293, 322749, 391797, 414963, 527233, 677871, 682017, 876879, 968247, 1581699, 2033613, 2046051, 2630637, 2904741, 3539993, 4745097, 6100839, 6138153, 10619979, 14235291, 18414459, 24779951, 31859937, 42705873, 74339853, 95579811, 223019559, 286739433, 669058677, 2007176031]

約数ペア:

[(1, 2007176031), (3, 669058677), (7, 286739433), (9, 223019559), (21, 95579811), (27, 74339853), (47, 42705873), (63, 31859937), (81, 24779951), (109, 18414459), (141, 14235291), (189, 10619979), (327, 6138153), (329, 6100839), (423, 4745097), (567, 3539993), (691, 2904741), (763, 2630637), (981, 2046051), (987, 2033613), (1269, 1581699), (2073, 968247), (2289, 876879), (2943, 682017), (2961, 677871), (3807, 527233), (4837, 414963), (5123, 391797), (6219, 322749), (6867, 292293), (8829, 227339), (8883, 225957), (14511, 138321), (15369, 130599), (18657, 107583), (20601, 97431), (26649, 75319), (32477, 61803), (35861, 55971), (43533, 46107)]