278370846

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{563}}^1\times {\mathrm{2113}}^1$

素因数の和:2697

約数の個数: 48

約数和(自身を含む): 650993616

約数和(自身を除く): 372622770

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 563, 1126, 1689, 2113, 3378, 4226, 5067, 6339, 7319, 10134, 12678, 14638, 19017, 21957, 27469, 38034, 43914, 54938, 65871, 82407, 131742, 164814, 247221, 494442, 1189619, 2379238, 3568857, 7137714, 10706571, 15465047, 21413142, 30930094, 46395141, 92790282, 139185423, 278370846]

約数ペア:

[(1, 278370846), (2, 139185423), (3, 92790282), (6, 46395141), (9, 30930094), (13, 21413142), (18, 15465047), (26, 10706571), (39, 7137714), (78, 3568857), (117, 2379238), (234, 1189619), (563, 494442), (1126, 247221), (1689, 164814), (2113, 131742), (3378, 82407), (4226, 65871), (5067, 54938), (6339, 43914), (7319, 38034), (10134, 27469), (12678, 21957), (14638, 19017)]