139853385

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{49331}}^1$

素因数の和:49355

約数の個数: 40

約数和(自身を含む): 286520256

約数和(自身を除く): 146666871

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 567, 945, 2835, 49331, 147993, 246655, 345317, 443979, 739965, 1035951, 1331937, 1726585, 2219895, 3107853, 3995811, 5179755, 6659685, 9323559, 15539265, 19979055, 27970677, 46617795, 139853385]

約数ペア:

[(1, 139853385), (3, 46617795), (5, 27970677), (7, 19979055), (9, 15539265), (15, 9323559), (21, 6659685), (27, 5179755), (35, 3995811), (45, 3107853), (63, 2219895), (81, 1726585), (105, 1331937), (135, 1035951), (189, 739965), (315, 443979), (405, 345317), (567, 246655), (945, 147993), (2835, 49331)]