27930915

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1259}}^1$

素因数の和:1316

約数の個数: 48

約数和(自身を含む): 53071200

約数和(自身を除く): 25140285

約数列:

[1, 3, 5, 9, 15, 17, 29, 45, 51, 85, 87, 145, 153, 255, 261, 435, 493, 765, 1259, 1305, 1479, 2465, 3777, 4437, 6295, 7395, 11331, 18885, 21403, 22185, 36511, 56655, 64209, 107015, 109533, 182555, 192627, 321045, 328599, 547665, 620687, 963135, 1642995, 1862061, 3103435, 5586183, 9310305, 27930915]

約数ペア:

[(1, 27930915), (3, 9310305), (5, 5586183), (9, 3103435), (15, 1862061), (17, 1642995), (29, 963135), (45, 620687), (51, 547665), (85, 328599), (87, 321045), (145, 192627), (153, 182555), (255, 109533), (261, 107015), (435, 64209), (493, 56655), (765, 36511), (1259, 22185), (1305, 21403), (1479, 18885), (2465, 11331), (3777, 7395), (4437, 6295)]