263525812

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{2389}}^1$

素因数の和:2536

約数の個数: 48

約数和(自身を含む): 530006400

約数和(自身を除く): 266480588

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 109, 218, 253, 436, 506, 1012, 1199, 2389, 2398, 2507, 4778, 4796, 5014, 9556, 10028, 26279, 27577, 52558, 54947, 55154, 105116, 109894, 110308, 219788, 260401, 520802, 604417, 1041604, 1208834, 2417668, 2864411, 5728822, 5989223, 11457644, 11978446, 23956892, 65881453, 131762906, 263525812]

約数ペア:

[(1, 263525812), (2, 131762906), (4, 65881453), (11, 23956892), (22, 11978446), (23, 11457644), (44, 5989223), (46, 5728822), (92, 2864411), (109, 2417668), (218, 1208834), (253, 1041604), (436, 604417), (506, 520802), (1012, 260401), (1199, 219788), (2389, 110308), (2398, 109894), (2507, 105116), (4778, 55154), (4796, 54947), (5014, 52558), (9556, 27577), (10028, 26279)]