248449971

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{6217}}^1$

素因数の和:6411

約数の個数: 32

約数和(自身を含む): 415461888

約数和(自身を除く): 167011917

約数列:

[1, 3, 7, 11, 21, 33, 77, 173, 231, 519, 1211, 1903, 3633, 5709, 6217, 13321, 18651, 39963, 43519, 68387, 130557, 205161, 478709, 1075541, 1436127, 3226623, 7528787, 11830951, 22586361, 35492853, 82816657, 248449971]

約数ペア:

[(1, 248449971), (3, 82816657), (7, 35492853), (11, 22586361), (21, 11830951), (33, 7528787), (77, 3226623), (173, 1436127), (231, 1075541), (519, 478709), (1211, 205161), (1903, 130557), (3633, 68387), (5709, 43519), (6217, 39963), (13321, 18651)]