201639945

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{4637}}^1$

素因数の和:4881

約数の個数: 32

約数和(自身を含む): 349074432

約数和(自身を除く): 147434487

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 223, 669, 1115, 2899, 3345, 4637, 8697, 13911, 14495, 23185, 43485, 60281, 69555, 180843, 301405, 904215, 1034051, 3102153, 5170255, 13442663, 15510765, 40327989, 67213315, 201639945]

約数ペア:

[(1, 201639945), (3, 67213315), (5, 40327989), (13, 15510765), (15, 13442663), (39, 5170255), (65, 3102153), (195, 1034051), (223, 904215), (669, 301405), (1115, 180843), (2899, 69555), (3345, 60281), (4637, 43485), (8697, 23185), (13911, 14495)]