897878055

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{263}}^1$

素因数の和:460

約数の個数: 64

約数和(自身を含む): 1516584960

約数和(自身を除く): 618706905

約数列:

[1, 3, 5, 15, 43, 67, 79, 129, 201, 215, 237, 263, 335, 395, 645, 789, 1005, 1185, 1315, 2881, 3397, 3945, 5293, 8643, 10191, 11309, 14405, 15879, 16985, 17621, 20777, 26465, 33927, 43215, 50955, 52863, 56545, 62331, 79395, 88105, 103885, 169635, 227599, 264315, 311655, 682797, 757703, 893411, 1137995, 1392059, 2273109, 2680233, 3413985, 3788515, 4176177, 4467055, 6960295, 11365545, 13401165, 20880885, 59858537, 179575611, 299292685, 897878055]

約数ペア:

[(1, 897878055), (3, 299292685), (5, 179575611), (15, 59858537), (43, 20880885), (67, 13401165), (79, 11365545), (129, 6960295), (201, 4467055), (215, 4176177), (237, 3788515), (263, 3413985), (335, 2680233), (395, 2273109), (645, 1392059), (789, 1137995), (1005, 893411), (1185, 757703), (1315, 682797), (2881, 311655), (3397, 264315), (3945, 227599), (5293, 169635), (8643, 103885), (10191, 88105), (11309, 79395), (14405, 62331), (15879, 56545), (16985, 52863), (17621, 50955), (20777, 43215), (26465, 33927)]