1900390887

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{1439}}^1\times {\mathrm{7723}}^1$

素因数の和:9187

約数の個数: 24

約数和(自身を含む): 2891865600

約数和(自身を除く): 991474713

約数列:

[1, 3, 9, 19, 57, 171, 1439, 4317, 7723, 12951, 23169, 27341, 69507, 82023, 146737, 246069, 440211, 1320633, 11113397, 33340191, 100020573, 211154543, 633463629, 1900390887]

約数ペア:

[(1, 1900390887), (3, 633463629), (9, 211154543), (19, 100020573), (57, 33340191), (171, 11113397), (1439, 1320633), (4317, 440211), (7723, 246069), (12951, 146737), (23169, 82023), (27341, 69507)]