28318748

素因数分解:

$2^2\times {\mathrm{31}}^2\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:258

約数の個数: 36

約数和(自身を含む): 52549560

約数和(自身を除く): 24230812

約数列:

[1, 2, 4, 31, 53, 62, 106, 124, 139, 212, 278, 556, 961, 1643, 1922, 3286, 3844, 4309, 6572, 7367, 8618, 14734, 17236, 29468, 50933, 101866, 133579, 203732, 228377, 267158, 456754, 534316, 913508, 7079687, 14159374, 28318748]

約数ペア:

[(1, 28318748), (2, 14159374), (4, 7079687), (31, 913508), (53, 534316), (62, 456754), (106, 267158), (124, 228377), (139, 203732), (212, 133579), (278, 101866), (556, 50933), (961, 29468), (1643, 17236), (1922, 14734), (3286, 8618), (3844, 7367), (4309, 6572)]