291211635

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1069}}^1$

素因数の和:1228

約数の個数: 64

約数和(自身を含む): 552222720

約数和(自身を除く): 261011085

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 127, 143, 165, 195, 381, 429, 635, 715, 1069, 1397, 1651, 1905, 2145, 3207, 4191, 4953, 5345, 6985, 8255, 11759, 13897, 16035, 18161, 20955, 24765, 35277, 41691, 54483, 58795, 69485, 90805, 135763, 152867, 176385, 208455, 272415, 407289, 458601, 678815, 764335, 1493393, 1764919, 2036445, 2293005, 4480179, 5294757, 7466965, 8824595, 19414109, 22400895, 26473785, 58242327, 97070545, 291211635]

約数ペア:

[(1, 291211635), (3, 97070545), (5, 58242327), (11, 26473785), (13, 22400895), (15, 19414109), (33, 8824595), (39, 7466965), (55, 5294757), (65, 4480179), (127, 2293005), (143, 2036445), (165, 1764919), (195, 1493393), (381, 764335), (429, 678815), (635, 458601), (715, 407289), (1069, 272415), (1397, 208455), (1651, 176385), (1905, 152867), (2145, 135763), (3207, 90805), (4191, 69485), (4953, 58795), (5345, 54483), (6985, 41691), (8255, 35277), (11759, 24765), (13897, 20955), (16035, 18161)]