156780495

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{3217}}^1$

素因数の和:3269

約数の個数: 48

約数和(自身を含む): 294253920

約数和(自身を除く): 137473425

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 361, 513, 855, 1083, 1805, 2565, 3217, 3249, 5415, 9651, 9747, 16085, 16245, 28953, 48255, 48735, 61123, 86859, 144765, 183369, 305615, 434295, 550107, 916845, 1161337, 1650321, 2750535, 3484011, 5806685, 8251605, 10452033, 17420055, 31356099, 52260165, 156780495]

約数ペア:

[(1, 156780495), (3, 52260165), (5, 31356099), (9, 17420055), (15, 10452033), (19, 8251605), (27, 5806685), (45, 3484011), (57, 2750535), (95, 1650321), (135, 1161337), (171, 916845), (285, 550107), (361, 434295), (513, 305615), (855, 183369), (1083, 144765), (1805, 86859), (2565, 61123), (3217, 48735), (3249, 48255), (5415, 28953), (9651, 16245), (9747, 16085)]