28356516

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^2\times {\mathrm{1489}}^1$

素因数の和:1545

約数の個数: 54

約数和(自身を含む): 74981270

約数和(自身を除く): 46624754

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 529, 828, 1058, 1489, 1587, 2116, 2978, 3174, 4467, 4761, 5956, 6348, 8934, 9522, 13401, 17868, 19044, 26802, 34247, 53604, 68494, 102741, 136988, 205482, 308223, 410964, 616446, 787681, 1232892, 1575362, 2363043, 3150724, 4726086, 7089129, 9452172, 14178258, 28356516]

約数ペア:

[(1, 28356516), (2, 14178258), (3, 9452172), (4, 7089129), (6, 4726086), (9, 3150724), (12, 2363043), (18, 1575362), (23, 1232892), (36, 787681), (46, 616446), (69, 410964), (92, 308223), (138, 205482), (207, 136988), (276, 102741), (414, 68494), (529, 53604), (828, 34247), (1058, 26802), (1489, 19044), (1587, 17868), (2116, 13401), (2978, 9522), (3174, 8934), (4467, 6348), (4761, 5956)]