28568475

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{9767}}^1$

素因数の和:9796

約数の個数: 36

約数和(自身を含む): 55111056

約数和(自身を除く): 26542581

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 195, 225, 325, 585, 975, 2925, 9767, 29301, 48835, 87903, 126971, 146505, 244175, 380913, 439515, 634855, 732525, 1142739, 1904565, 2197575, 3174275, 5713695, 9522825, 28568475]

約数ペア:

[(1, 28568475), (3, 9522825), (5, 5713695), (9, 3174275), (13, 2197575), (15, 1904565), (25, 1142739), (39, 732525), (45, 634855), (65, 439515), (75, 380913), (117, 244175), (195, 146505), (225, 126971), (325, 87903), (585, 48835), (975, 29301), (2925, 9767)]