11816775

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{1811}}^1$

素因数の和:1856

約数の個数: 36

約数和(自身を含む): 21907080

約数和(自身を除く): 10090305

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 145, 225, 261, 435, 725, 1305, 1811, 2175, 5433, 6525, 9055, 16299, 27165, 45275, 52519, 81495, 135825, 157557, 262595, 407475, 472671, 787785, 1312975, 2363355, 3938925, 11816775]

約数ペア:

[(1, 11816775), (3, 3938925), (5, 2363355), (9, 1312975), (15, 787785), (25, 472671), (29, 407475), (45, 262595), (75, 157557), (87, 135825), (145, 81495), (225, 52519), (261, 45275), (435, 27165), (725, 16299), (1305, 9055), (1811, 6525), (2175, 5433)]