858821886

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1237}}^1$

素因数の和:1327

約数の個数: 128

約数和(自身を含む): 2196311040

約数和(自身を除く): 1337489154

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 27, 39, 43, 46, 54, 69, 78, 86, 117, 129, 138, 207, 234, 258, 299, 351, 387, 414, 559, 598, 621, 702, 774, 897, 989, 1118, 1161, 1237, 1242, 1677, 1794, 1978, 2322, 2474, 2691, 2967, 3354, 3711, 5031, 5382, 5934, 7422, 8073, 8901, 10062, 11133, 12857, 15093, 16081, 16146, 17802, 22266, 25714, 26703, 28451, 30186, 32162, 33399, 38571, 48243, 53191, 53406, 56902, 66798, 77142, 85353, 96486, 106382, 115713, 144729, 159573, 170706, 231426, 256059, 289458, 319146, 347139, 369863, 434187, 478719, 512118, 691483, 694278, 739726, 768177, 868374, 957438, 1109589, 1223393, 1382966, 1436157, 1536354, 2074449, 2219178, 2446786, 2872314, 3328767, 3670179, 4148898, 6223347, 6657534, 7340358, 9986301, 11010537, 12446694, 15904109, 18670041, 19972602, 22021074, 31808218, 33031611, 37340082, 47712327, 66063222, 95424654, 143136981, 286273962, 429410943, 858821886]

約数ペア:

[(1, 858821886), (2, 429410943), (3, 286273962), (6, 143136981), (9, 95424654), (13, 66063222), (18, 47712327), (23, 37340082), (26, 33031611), (27, 31808218), (39, 22021074), (43, 19972602), (46, 18670041), (54, 15904109), (69, 12446694), (78, 11010537), (86, 9986301), (117, 7340358), (129, 6657534), (138, 6223347), (207, 4148898), (234, 3670179), (258, 3328767), (299, 2872314), (351, 2446786), (387, 2219178), (414, 2074449), (559, 1536354), (598, 1436157), (621, 1382966), (702, 1223393), (774, 1109589), (897, 957438), (989, 868374), (1118, 768177), (1161, 739726), (1237, 694278), (1242, 691483), (1677, 512118), (1794, 478719), (1978, 434187), (2322, 369863), (2474, 347139), (2691, 319146), (2967, 289458), (3354, 256059), (3711, 231426), (5031, 170706), (5382, 159573), (5934, 144729), (7422, 115713), (8073, 106382), (8901, 96486), (10062, 85353), (11133, 77142), (12857, 66798), (15093, 56902), (16081, 53406), (16146, 53191), (17802, 48243), (22266, 38571), (25714, 33399), (26703, 32162), (28451, 30186)]