208899585

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{929}}^1$

素因数の和:1222

約数の個数: 48

約数和(自身を含む): 383011200

約数和(自身を除く): 174111615

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 263, 285, 789, 855, 929, 1315, 2367, 2787, 3945, 4645, 4997, 8361, 11835, 13935, 14991, 17651, 24985, 41805, 44973, 52953, 74955, 88255, 158859, 224865, 244327, 264765, 732981, 794295, 1221635, 2198943, 3664905, 4642213, 10994715, 13926639, 23211065, 41779917, 69633195, 208899585]

約数ペア:

[(1, 208899585), (3, 69633195), (5, 41779917), (9, 23211065), (15, 13926639), (19, 10994715), (45, 4642213), (57, 3664905), (95, 2198943), (171, 1221635), (263, 794295), (285, 732981), (789, 264765), (855, 244327), (929, 224865), (1315, 158859), (2367, 88255), (2787, 74955), (3945, 52953), (4645, 44973), (4997, 41805), (8361, 24985), (11835, 17651), (13935, 14991)]