47191428

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{499}}^1$

素因数の和:617

約数の個数: 72

約数和(自身を含む): 124488000

約数和(自身を除く): 77296572

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 71, 74, 111, 142, 148, 213, 222, 284, 333, 426, 444, 499, 639, 666, 852, 998, 1278, 1332, 1497, 1996, 2556, 2627, 2994, 4491, 5254, 5988, 7881, 8982, 10508, 15762, 17964, 18463, 23643, 31524, 35429, 36926, 47286, 55389, 70858, 73852, 94572, 106287, 110778, 141716, 166167, 212574, 221556, 318861, 332334, 425148, 637722, 664668, 1275444, 1310873, 2621746, 3932619, 5243492, 7865238, 11797857, 15730476, 23595714, 47191428]

約数ペア:

[(1, 47191428), (2, 23595714), (3, 15730476), (4, 11797857), (6, 7865238), (9, 5243492), (12, 3932619), (18, 2621746), (36, 1310873), (37, 1275444), (71, 664668), (74, 637722), (111, 425148), (142, 332334), (148, 318861), (213, 221556), (222, 212574), (284, 166167), (333, 141716), (426, 110778), (444, 106287), (499, 94572), (639, 73852), (666, 70858), (852, 55389), (998, 47286), (1278, 36926), (1332, 35429), (1497, 31524), (1996, 23643), (2556, 18463), (2627, 17964), (2994, 15762), (4491, 10508), (5254, 8982), (5988, 7881)]