291245895

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{967}}^1$

素因数の和:1101

約数の個数: 64

約数和(自身を含む): 546416640

約数和(自身を除く): 255170745

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 97, 115, 135, 207, 291, 345, 485, 621, 873, 967, 1035, 1455, 2231, 2619, 2901, 3105, 4365, 4835, 6693, 8703, 11155, 13095, 14505, 20079, 22241, 26109, 33465, 43515, 60237, 66723, 93799, 100395, 111205, 130545, 200169, 281397, 301185, 333615, 468995, 600507, 844191, 1000845, 1406985, 2157377, 2532573, 3002535, 4220955, 6472131, 10786885, 12662865, 19416393, 32360655, 58249179, 97081965, 291245895]

約数ペア:

[(1, 291245895), (3, 97081965), (5, 58249179), (9, 32360655), (15, 19416393), (23, 12662865), (27, 10786885), (45, 6472131), (69, 4220955), (97, 3002535), (115, 2532573), (135, 2157377), (207, 1406985), (291, 1000845), (345, 844191), (485, 600507), (621, 468995), (873, 333615), (967, 301185), (1035, 281397), (1455, 200169), (2231, 130545), (2619, 111205), (2901, 100395), (3105, 93799), (4365, 66723), (4835, 60237), (6693, 43515), (8703, 33465), (11155, 26109), (13095, 22241), (14505, 20079)]