28547284

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^2$

素因数の和:252

約数の個数: 36

約数和(自身を含む): 54506844

約数和(自身を除く): 25959560

約数列:

[1, 2, 4, 17, 34, 53, 68, 89, 106, 178, 212, 356, 901, 1513, 1802, 3026, 3604, 4717, 6052, 7921, 9434, 15842, 18868, 31684, 80189, 134657, 160378, 269314, 320756, 419813, 538628, 839626, 1679252, 7136821, 14273642, 28547284]

約数ペア:

[(1, 28547284), (2, 14273642), (4, 7136821), (17, 1679252), (34, 839626), (53, 538628), (68, 419813), (89, 320756), (106, 269314), (178, 160378), (212, 134657), (356, 80189), (901, 31684), (1513, 18868), (1802, 15842), (3026, 9434), (3604, 7921), (4717, 6052)]