8451465

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:190

約数の個数: 64

約数和(自身を含む): 16422912

約数和(自身を除く): 7971447

約数列:

[1, 3, 5, 11, 15, 17, 23, 33, 51, 55, 69, 85, 115, 131, 165, 187, 253, 255, 345, 391, 393, 561, 655, 759, 935, 1173, 1265, 1441, 1955, 1965, 2227, 2805, 3013, 3795, 4301, 4323, 5865, 6681, 7205, 9039, 11135, 12903, 15065, 21505, 21615, 24497, 33143, 33405, 45195, 51221, 64515, 73491, 99429, 122485, 153663, 165715, 256105, 367455, 497145, 563431, 768315, 1690293, 2817155, 8451465]

約数ペア:

[(1, 8451465), (3, 2817155), (5, 1690293), (11, 768315), (15, 563431), (17, 497145), (23, 367455), (33, 256105), (51, 165715), (55, 153663), (69, 122485), (85, 99429), (115, 73491), (131, 64515), (165, 51221), (187, 45195), (253, 33405), (255, 33143), (345, 24497), (391, 21615), (393, 21505), (561, 15065), (655, 12903), (759, 11135), (935, 9039), (1173, 7205), (1265, 6681), (1441, 5865), (1955, 4323), (1965, 4301), (2227, 3795), (2805, 3013)]