201784165

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{2081}}^1$

素因数の和:2181

約数の個数: 32

約数和(自身を含む): 277022592

約数和(自身を除く): 75238427

約数列:

[1, 5, 11, 41, 43, 55, 205, 215, 451, 473, 1763, 2081, 2255, 2365, 8815, 10405, 19393, 22891, 85321, 89483, 96965, 114455, 426605, 447415, 938531, 984313, 3668803, 4692655, 4921565, 18344015, 40356833, 201784165]

約数ペア:

[(1, 201784165), (5, 40356833), (11, 18344015), (41, 4921565), (43, 4692655), (55, 3668803), (205, 984313), (215, 938531), (451, 447415), (473, 426605), (1763, 114455), (2081, 96965), (2255, 89483), (2365, 85321), (8815, 22891), (10405, 19393)]