221581236

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{2399}}^1$

素因数の和:2628

約数の個数: 48

約数和(自身を含む): 532224000

約数和(自身を除く): 310642764

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 179, 258, 358, 516, 537, 716, 1074, 2148, 2399, 4798, 7197, 7697, 9596, 14394, 15394, 23091, 28788, 30788, 46182, 92364, 103157, 206314, 309471, 412628, 429421, 618942, 858842, 1237884, 1288263, 1717684, 2576526, 5153052, 18465103, 36930206, 55395309, 73860412, 110790618, 221581236]

約数ペア:

[(1, 221581236), (2, 110790618), (3, 73860412), (4, 55395309), (6, 36930206), (12, 18465103), (43, 5153052), (86, 2576526), (129, 1717684), (172, 1288263), (179, 1237884), (258, 858842), (358, 618942), (516, 429421), (537, 412628), (716, 309471), (1074, 206314), (2148, 103157), (2399, 92364), (4798, 46182), (7197, 30788), (7697, 28788), (9596, 23091), (14394, 15394)]