2111775

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{761}}^1$

素因数の和:811

約数の個数: 24

約数和(自身を含む): 3590544

約数和(自身を除く): 1478769

約数列:

[1, 3, 5, 15, 25, 37, 75, 111, 185, 555, 761, 925, 2283, 2775, 3805, 11415, 19025, 28157, 57075, 84471, 140785, 422355, 703925, 2111775]

約数ペア:

[(1, 2111775), (3, 703925), (5, 422355), (15, 140785), (25, 84471), (37, 57075), (75, 28157), (111, 19025), (185, 11415), (555, 3805), (761, 2775), (925, 2283)]