27220155

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{307}}^1$

素因数の和:595

約数の個数: 32

約数和(自身を含む): 45771264

約数和(自身を除く): 18551109

約数列:

[1, 3, 5, 15, 23, 69, 115, 257, 307, 345, 771, 921, 1285, 1535, 3855, 4605, 5911, 7061, 17733, 21183, 29555, 35305, 78899, 88665, 105915, 236697, 394495, 1183485, 1814677, 5444031, 9073385, 27220155]

約数ペア:

[(1, 27220155), (3, 9073385), (5, 5444031), (15, 1814677), (23, 1183485), (69, 394495), (115, 236697), (257, 105915), (307, 88665), (345, 78899), (771, 35305), (921, 29555), (1285, 21183), (1535, 17733), (3855, 7061), (4605, 5911)]