271722285

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{1787}}^1$

素因数の和:1938

約数の個数: 48

約数和(自身を含む): 490913280

約数和(自身を除く): 219190995

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 109, 155, 279, 327, 465, 545, 981, 1395, 1635, 1787, 3379, 4905, 5361, 8935, 10137, 16083, 16895, 26805, 30411, 50685, 55397, 80415, 152055, 166191, 194783, 276985, 498573, 584349, 830955, 973915, 1753047, 2492865, 2921745, 6038273, 8765235, 18114819, 30191365, 54344457, 90574095, 271722285]

約数ペア:

[(1, 271722285), (3, 90574095), (5, 54344457), (9, 30191365), (15, 18114819), (31, 8765235), (45, 6038273), (93, 2921745), (109, 2492865), (155, 1753047), (279, 973915), (327, 830955), (465, 584349), (545, 498573), (981, 276985), (1395, 194783), (1635, 166191), (1787, 152055), (3379, 80415), (4905, 55397), (5361, 50685), (8935, 30411), (10137, 26805), (16083, 16895)]