211319653

素因数分解:

${\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{821}}^1$

素因数の和:913

約数の個数: 24

約数和(自身を含む): 240523776

約数和(自身を除く): 29204123

約数列:

[1, 19, 23, 31, 361, 437, 589, 713, 821, 8303, 11191, 13547, 15599, 18883, 25451, 257393, 296381, 358777, 483569, 585373, 6816763, 9187811, 11122087, 211319653]

約数ペア:

[(1, 211319653), (19, 11122087), (23, 9187811), (31, 6816763), (361, 585373), (437, 483569), (589, 358777), (713, 296381), (821, 257393), (8303, 25451), (11191, 18883), (13547, 15599)]