72727984

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20947}}^1$

素因数の和:20993

約数の個数: 40

約数和(自身を含む): 166243328

約数和(自身を除く): 93515344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 20947, 41894, 83788, 146629, 167576, 293258, 335152, 586516, 649357, 1173032, 1298714, 2346064, 2597428, 4545499, 5194856, 9090998, 10389712, 18181996, 36363992, 72727984]

約数ペア:

[(1, 72727984), (2, 36363992), (4, 18181996), (7, 10389712), (8, 9090998), (14, 5194856), (16, 4545499), (28, 2597428), (31, 2346064), (56, 1298714), (62, 1173032), (112, 649357), (124, 586516), (217, 335152), (248, 293258), (434, 167576), (496, 146629), (868, 83788), (1736, 41894), (3472, 20947)]