64914345

素因数分解:

$3^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1871}}^1$

素因数の和:2142

約数の個数: 32

約数和(自身を含む): 115914240

約数和(自身を除く): 50999895

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 257, 771, 1285, 1871, 2313, 3855, 5613, 6939, 9355, 11565, 16839, 28065, 34695, 50517, 84195, 252585, 480847, 1442541, 2404235, 4327623, 7212705, 12982869, 21638115, 64914345]

約数ペア:

[(1, 64914345), (3, 21638115), (5, 12982869), (9, 7212705), (15, 4327623), (27, 2404235), (45, 1442541), (135, 480847), (257, 252585), (771, 84195), (1285, 50517), (1871, 34695), (2313, 28065), (3855, 16839), (5613, 11565), (6939, 9355)]