2038645

素因数分解:

$5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:229

約数の個数: 24

約数和(自身を含む): 2917944

約数和(自身を除く): 879299

約数列:

[1, 5, 7, 35, 49, 53, 157, 245, 265, 371, 785, 1099, 1855, 2597, 5495, 7693, 8321, 12985, 38465, 41605, 58247, 291235, 407729, 2038645]

約数ペア:

[(1, 2038645), (5, 407729), (7, 291235), (35, 58247), (49, 41605), (53, 38465), (157, 12985), (245, 8321), (265, 7693), (371, 5495), (785, 2597), (1099, 1855)]