213559668

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{443}}^1\times {\mathrm{1913}}^1$

素因数の和:2373

約数の個数: 72

約数和(自身を含む): 618666048

約数和(自身を除く): 405106380

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 443, 886, 1329, 1772, 1913, 2658, 3101, 3826, 3987, 5316, 5739, 6202, 7652, 7974, 9303, 11478, 12404, 13391, 15948, 17217, 18606, 22956, 26782, 27909, 34434, 37212, 40173, 53564, 55818, 68868, 80346, 111636, 120519, 160692, 241038, 482076, 847459, 1694918, 2542377, 3389836, 5084754, 5932213, 7627131, 10169508, 11864426, 15254262, 17796639, 23728852, 30508524, 35593278, 53389917, 71186556, 106779834, 213559668]

約数ペア:

[(1, 213559668), (2, 106779834), (3, 71186556), (4, 53389917), (6, 35593278), (7, 30508524), (9, 23728852), (12, 17796639), (14, 15254262), (18, 11864426), (21, 10169508), (28, 7627131), (36, 5932213), (42, 5084754), (63, 3389836), (84, 2542377), (126, 1694918), (252, 847459), (443, 482076), (886, 241038), (1329, 160692), (1772, 120519), (1913, 111636), (2658, 80346), (3101, 68868), (3826, 55818), (3987, 53564), (5316, 40173), (5739, 37212), (6202, 34434), (7652, 27909), (7974, 26782), (9303, 22956), (11478, 18606), (12404, 17217), (13391, 15948)]