72751428

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{28463}}^1$

素因数の和:28544

約数の個数: 36

約数和(自身を含む): 186496128

約数和(自身を除く): 113744700

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 426, 639, 852, 1278, 2556, 28463, 56926, 85389, 113852, 170778, 256167, 341556, 512334, 1024668, 2020873, 4041746, 6062619, 8083492, 12125238, 18187857, 24250476, 36375714, 72751428]

約数ペア:

[(1, 72751428), (2, 36375714), (3, 24250476), (4, 18187857), (6, 12125238), (9, 8083492), (12, 6062619), (18, 4041746), (36, 2020873), (71, 1024668), (142, 512334), (213, 341556), (284, 256167), (426, 170778), (639, 113852), (852, 85389), (1278, 56926), (2556, 28463)]