90489938

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{15881}}^1$

素因数の和:15938

約数の個数: 32

約数和(自身を含む): 173812608

約数和(自身を除く): 83322670

約数列:

[1, 2, 7, 11, 14, 22, 37, 74, 77, 154, 259, 407, 518, 814, 2849, 5698, 15881, 31762, 111167, 174691, 222334, 349382, 587597, 1175194, 1222837, 2445674, 4113179, 6463567, 8226358, 12927134, 45244969, 90489938]

約数ペア:

[(1, 90489938), (2, 45244969), (7, 12927134), (11, 8226358), (14, 6463567), (22, 4113179), (37, 2445674), (74, 1222837), (77, 1175194), (154, 587597), (259, 349382), (407, 222334), (518, 174691), (814, 111167), (2849, 31762), (5698, 15881)]