28287576

素因数分解:

$2^3\times 3^3\times {\mathrm{173}}^1\times {\mathrm{757}}^1$

素因数の和:945

約数の個数: 64

約数和(自身を含む): 79135200

約数和(自身を除く): 50847624

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 173, 216, 346, 519, 692, 757, 1038, 1384, 1514, 1557, 2076, 2271, 3028, 3114, 4152, 4542, 4671, 6056, 6228, 6813, 9084, 9342, 12456, 13626, 18168, 18684, 20439, 27252, 37368, 40878, 54504, 81756, 130961, 163512, 261922, 392883, 523844, 785766, 1047688, 1178649, 1571532, 2357298, 3143064, 3535947, 4714596, 7071894, 9429192, 14143788, 28287576]

約数ペア:

[(1, 28287576), (2, 14143788), (3, 9429192), (4, 7071894), (6, 4714596), (8, 3535947), (9, 3143064), (12, 2357298), (18, 1571532), (24, 1178649), (27, 1047688), (36, 785766), (54, 523844), (72, 392883), (108, 261922), (173, 163512), (216, 130961), (346, 81756), (519, 54504), (692, 40878), (757, 37368), (1038, 27252), (1384, 20439), (1514, 18684), (1557, 18168), (2076, 13626), (2271, 12456), (3028, 9342), (3114, 9084), (4152, 6813), (4542, 6228), (4671, 6056)]