205466913

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1$

素因数の和:382

約数の個数: 48

約数和(自身を含む): 323481600

約数和(自身を除く): 118014687

約数列:

[1, 3, 9, 17, 51, 79, 89, 153, 191, 237, 267, 573, 711, 801, 1343, 1513, 1719, 3247, 4029, 4539, 7031, 9741, 12087, 13617, 15089, 16999, 21093, 29223, 45267, 50997, 63279, 119527, 135801, 152991, 256513, 288983, 358581, 769539, 866949, 1075743, 1342921, 2308617, 2600847, 4028763, 12086289, 22829657, 68488971, 205466913]

約数ペア:

[(1, 205466913), (3, 68488971), (9, 22829657), (17, 12086289), (51, 4028763), (79, 2600847), (89, 2308617), (153, 1342921), (191, 1075743), (237, 866949), (267, 769539), (573, 358581), (711, 288983), (801, 256513), (1343, 152991), (1513, 135801), (1719, 119527), (3247, 63279), (4029, 50997), (4539, 45267), (7031, 29223), (9741, 21093), (12087, 16999), (13617, 15089)]