1900302495

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1392163}}^1$

素因数の和:1392191

約数の個数: 32

約数和(自身を含む): 3742136832

約数和(自身を除く): 1841834337

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 1392163, 4176489, 6960815, 9745141, 18098119, 20882445, 29235423, 48725705, 54294357, 90490595, 126686833, 146177115, 271471785, 380060499, 633434165, 1900302495]

約数ペア:

[(1, 1900302495), (3, 633434165), (5, 380060499), (7, 271471785), (13, 146177115), (15, 126686833), (21, 90490595), (35, 54294357), (39, 48725705), (65, 29235423), (91, 20882445), (105, 18098119), (195, 9745141), (273, 6960815), (455, 4176489), (1365, 1392163)]