2721969918

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{27691}}^1$

素因数の和:27869

約数の個数: 48

約数和(自身を含む): 6082492416

約数和(自身を除く): 3360522498

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 127, 129, 254, 258, 381, 387, 762, 774, 1143, 2286, 5461, 10922, 16383, 27691, 32766, 49149, 55382, 83073, 98298, 166146, 249219, 498438, 1190713, 2381426, 3516757, 3572139, 7033514, 7144278, 10550271, 10716417, 21100542, 21432834, 31650813, 63301626, 151220551, 302441102, 453661653, 907323306, 1360984959, 2721969918]

約数ペア:

[(1, 2721969918), (2, 1360984959), (3, 907323306), (6, 453661653), (9, 302441102), (18, 151220551), (43, 63301626), (86, 31650813), (127, 21432834), (129, 21100542), (254, 10716417), (258, 10550271), (381, 7144278), (387, 7033514), (762, 3572139), (774, 3516757), (1143, 2381426), (2286, 1190713), (5461, 498438), (10922, 249219), (16383, 166146), (27691, 98298), (32766, 83073), (49149, 55382)]