28433223

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{233}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 51105600

約数和(自身を除く): 22672377

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 149, 233, 273, 447, 699, 819, 1043, 1341, 1631, 1937, 2097, 3029, 3129, 4893, 5811, 9087, 9387, 13559, 14679, 17433, 21203, 27261, 34717, 40677, 63609, 104151, 122031, 190827, 243019, 312453, 451321, 729057, 1353963, 2187171, 3159247, 4061889, 9477741, 28433223]

約数ペア:

[(1, 28433223), (3, 9477741), (7, 4061889), (9, 3159247), (13, 2187171), (21, 1353963), (39, 729057), (63, 451321), (91, 312453), (117, 243019), (149, 190827), (233, 122031), (273, 104151), (447, 63609), (699, 40677), (819, 34717), (1043, 27261), (1341, 21203), (1631, 17433), (1937, 14679), (2097, 13559), (3029, 9387), (3129, 9087), (4893, 5811)]