3172905

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1237}}^1$

素因数の和:1270

約数の個数: 32

約数和(自身を含む): 5942400

約数和(自身を除く): 2769495

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 855, 1237, 2565, 3711, 6185, 11133, 18555, 23503, 33399, 55665, 70509, 117515, 166995, 211527, 352545, 634581, 1057635, 3172905]

約数ペア:

[(1, 3172905), (3, 1057635), (5, 634581), (9, 352545), (15, 211527), (19, 166995), (27, 117515), (45, 70509), (57, 55665), (95, 33399), (135, 23503), (171, 18555), (285, 11133), (513, 6185), (855, 3711), (1237, 2565)]