2218041

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:158

約数の個数: 48

約数和(自身を含む): 4118400

約数和(自身を除く): 1900359

約数列:

[1, 3, 7, 9, 17, 19, 21, 51, 57, 63, 109, 119, 133, 153, 171, 323, 327, 357, 399, 763, 969, 981, 1071, 1197, 1853, 2071, 2261, 2289, 2907, 5559, 6213, 6783, 6867, 12971, 14497, 16677, 18639, 20349, 35207, 38913, 43491, 105621, 116739, 130473, 246449, 316863, 739347, 2218041]

約数ペア:

[(1, 2218041), (3, 739347), (7, 316863), (9, 246449), (17, 130473), (19, 116739), (21, 105621), (51, 43491), (57, 38913), (63, 35207), (109, 20349), (119, 18639), (133, 16677), (153, 14497), (171, 12971), (323, 6867), (327, 6783), (357, 6213), (399, 5559), (763, 2907), (969, 2289), (981, 2261), (1071, 2071), (1197, 1853)]