78084585

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{337}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 143420160

約数和(自身を除く): 65335575

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 271, 285, 337, 813, 855, 1011, 1355, 1685, 2439, 3033, 4065, 5055, 5149, 6403, 12195, 15165, 15447, 19209, 25745, 32015, 46341, 57627, 77235, 91327, 96045, 231705, 273981, 288135, 456635, 821943, 1369905, 1735213, 4109715, 5205639, 8676065, 15616917, 26028195, 78084585]

約数ペア:

[(1, 78084585), (3, 26028195), (5, 15616917), (9, 8676065), (15, 5205639), (19, 4109715), (45, 1735213), (57, 1369905), (95, 821943), (171, 456635), (271, 288135), (285, 273981), (337, 231705), (813, 96045), (855, 91327), (1011, 77235), (1355, 57627), (1685, 46341), (2439, 32015), (3033, 25745), (4065, 19209), (5055, 15447), (5149, 15165), (6403, 12195)]