27415665

素因数分解:

$3^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{487}}^1$

素因数の和:643

約数の個数: 40

約数和(自身を含む): 49600320

約数和(自身を除く): 22184655

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 139, 405, 417, 487, 695, 1251, 1461, 2085, 2435, 3753, 4383, 6255, 7305, 11259, 13149, 18765, 21915, 39447, 56295, 65745, 67693, 197235, 203079, 338465, 609237, 1015395, 1827711, 3046185, 5483133, 9138555, 27415665]

約数ペア:

[(1, 27415665), (3, 9138555), (5, 5483133), (9, 3046185), (15, 1827711), (27, 1015395), (45, 609237), (81, 338465), (135, 203079), (139, 197235), (405, 67693), (417, 65745), (487, 56295), (695, 39447), (1251, 21915), (1461, 18765), (2085, 13149), (2435, 11259), (3753, 7305), (4383, 6255)]