27986715

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3637}}^1$

素因数の和:3673

約数の個数: 40

約数和(自身を含む): 52823760

約数和(自身を除く): 24837045

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 135, 171, 285, 405, 513, 855, 1539, 2565, 3637, 7695, 10911, 18185, 32733, 54555, 69103, 98199, 163665, 207309, 294597, 345515, 490995, 621927, 1036545, 1472985, 1865781, 3109635, 5597343, 9328905, 27986715]

約数ペア:

[(1, 27986715), (3, 9328905), (5, 5597343), (9, 3109635), (15, 1865781), (19, 1472985), (27, 1036545), (45, 621927), (57, 490995), (81, 345515), (95, 294597), (135, 207309), (171, 163665), (285, 98199), (405, 69103), (513, 54555), (855, 32733), (1539, 18185), (2565, 10911), (3637, 7695)]