28104456

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{241}}^1$

素因数の和:406

約数の個数: 64

約数和(自身を含む): 72832320

約数和(自身を除く): 44727864

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 113, 129, 172, 226, 241, 258, 339, 344, 452, 482, 516, 678, 723, 904, 964, 1032, 1356, 1446, 1928, 2712, 2892, 4859, 5784, 9718, 10363, 14577, 19436, 20726, 27233, 29154, 31089, 38872, 41452, 54466, 58308, 62178, 81699, 82904, 108932, 116616, 124356, 163398, 217864, 248712, 326796, 653592, 1171019, 2342038, 3513057, 4684076, 7026114, 9368152, 14052228, 28104456]

約数ペア:

[(1, 28104456), (2, 14052228), (3, 9368152), (4, 7026114), (6, 4684076), (8, 3513057), (12, 2342038), (24, 1171019), (43, 653592), (86, 326796), (113, 248712), (129, 217864), (172, 163398), (226, 124356), (241, 116616), (258, 108932), (339, 82904), (344, 81699), (452, 62178), (482, 58308), (516, 54466), (678, 41452), (723, 38872), (904, 31089), (964, 29154), (1032, 27233), (1356, 20726), (1446, 19436), (1928, 14577), (2712, 10363), (2892, 9718), (4859, 5784)]