28285936

素因数分解:

$2^4\times 7^2\times {\mathrm{109}}^1\times {\mathrm{331}}^1$

素因数の和:462

約数の個数: 60

約数和(自身を含む): 64530840

約数和(自身を除く): 36244904

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 109, 112, 196, 218, 331, 392, 436, 662, 763, 784, 872, 1324, 1526, 1744, 2317, 2648, 3052, 4634, 5296, 5341, 6104, 9268, 10682, 12208, 16219, 18536, 21364, 32438, 36079, 37072, 42728, 64876, 72158, 85456, 129752, 144316, 252553, 259504, 288632, 505106, 577264, 1010212, 1767871, 2020424, 3535742, 4040848, 7071484, 14142968, 28285936]

約数ペア:

[(1, 28285936), (2, 14142968), (4, 7071484), (7, 4040848), (8, 3535742), (14, 2020424), (16, 1767871), (28, 1010212), (49, 577264), (56, 505106), (98, 288632), (109, 259504), (112, 252553), (196, 144316), (218, 129752), (331, 85456), (392, 72158), (436, 64876), (662, 42728), (763, 37072), (784, 36079), (872, 32438), (1324, 21364), (1526, 18536), (1744, 16219), (2317, 12208), (2648, 10682), (3052, 9268), (4634, 6104), (5296, 5341)]