28391352

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:165

約数の個数: 128

約数和(自身を含む): 82494720

約数和(自身を除く): 54103368

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 41, 43, 44, 61, 66, 82, 86, 88, 122, 123, 129, 132, 164, 172, 183, 244, 246, 258, 264, 328, 344, 366, 451, 473, 488, 492, 516, 671, 732, 902, 946, 984, 1032, 1342, 1353, 1419, 1464, 1763, 1804, 1892, 2013, 2501, 2623, 2684, 2706, 2838, 3526, 3608, 3784, 4026, 5002, 5246, 5289, 5368, 5412, 5676, 7052, 7503, 7869, 8052, 10004, 10492, 10578, 10824, 11352, 14104, 15006, 15738, 16104, 19393, 20008, 20984, 21156, 27511, 28853, 30012, 31476, 38786, 42312, 55022, 57706, 58179, 60024, 62952, 77572, 82533, 86559, 107543, 110044, 115412, 116358, 155144, 165066, 173118, 215086, 220088, 230824, 232716, 322629, 330132, 346236, 430172, 465432, 645258, 660264, 692472, 860344, 1182973, 1290516, 2365946, 2581032, 3548919, 4731892, 7097838, 9463784, 14195676, 28391352]

約数ペア:

[(1, 28391352), (2, 14195676), (3, 9463784), (4, 7097838), (6, 4731892), (8, 3548919), (11, 2581032), (12, 2365946), (22, 1290516), (24, 1182973), (33, 860344), (41, 692472), (43, 660264), (44, 645258), (61, 465432), (66, 430172), (82, 346236), (86, 330132), (88, 322629), (122, 232716), (123, 230824), (129, 220088), (132, 215086), (164, 173118), (172, 165066), (183, 155144), (244, 116358), (246, 115412), (258, 110044), (264, 107543), (328, 86559), (344, 82533), (366, 77572), (451, 62952), (473, 60024), (488, 58179), (492, 57706), (516, 55022), (671, 42312), (732, 38786), (902, 31476), (946, 30012), (984, 28853), (1032, 27511), (1342, 21156), (1353, 20984), (1419, 20008), (1464, 19393), (1763, 16104), (1804, 15738), (1892, 15006), (2013, 14104), (2501, 11352), (2623, 10824), (2684, 10578), (2706, 10492), (2838, 10004), (3526, 8052), (3608, 7869), (3784, 7503), (4026, 7052), (5002, 5676), (5246, 5412), (5289, 5368)]