247882124

素因数分解:

$2^2\times 7^1\times {\mathrm{449}}^1\times {\mathrm{19717}}^1$

素因数の和:20177

約数の個数: 24

約数和(自身を含む): 496893600

約数和(自身を除く): 249011476

約数列:

[1, 2, 4, 7, 14, 28, 449, 898, 1796, 3143, 6286, 12572, 19717, 39434, 78868, 138019, 276038, 552076, 8852933, 17705866, 35411732, 61970531, 123941062, 247882124]

約数ペア:

[(1, 247882124), (2, 123941062), (4, 61970531), (7, 35411732), (14, 17705866), (28, 8852933), (449, 552076), (898, 276038), (1796, 138019), (3143, 78868), (6286, 39434), (12572, 19717)]