56191455

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1153}}^1$

素因数の和:1205

約数の個数: 48

約数和(自身を含む): 105521760

約数和(自身を除く): 49330305

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 361, 513, 855, 1083, 1153, 1805, 2565, 3249, 3459, 5415, 5765, 9747, 10377, 16245, 17295, 21907, 31131, 48735, 51885, 65721, 109535, 155655, 197163, 328605, 416233, 591489, 985815, 1248699, 2081165, 2957445, 3746097, 6243495, 11238291, 18730485, 56191455]

約数ペア:

[(1, 56191455), (3, 18730485), (5, 11238291), (9, 6243495), (15, 3746097), (19, 2957445), (27, 2081165), (45, 1248699), (57, 985815), (95, 591489), (135, 416233), (171, 328605), (285, 197163), (361, 155655), (513, 109535), (855, 65721), (1083, 51885), (1153, 48735), (1805, 31131), (2565, 21907), (3249, 17295), (3459, 16245), (5415, 10377), (5765, 9747)]