28983906

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{419}}^1$

素因数の和:501

約数の個数: 80

約数和(自身を含む): 75620160

約数和(自身を除く): 46636254

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 61, 63, 81, 122, 126, 162, 183, 189, 366, 378, 419, 427, 549, 567, 838, 854, 1098, 1134, 1257, 1281, 1647, 2514, 2562, 2933, 3294, 3771, 3843, 4941, 5866, 7542, 7686, 8799, 9882, 11313, 11529, 17598, 22626, 23058, 25559, 26397, 33939, 34587, 51118, 52794, 67878, 69174, 76677, 79191, 153354, 158382, 178913, 230031, 237573, 357826, 460062, 475146, 536739, 690093, 1073478, 1380186, 1610217, 2070279, 3220434, 4140558, 4830651, 9661302, 14491953, 28983906]

約数ペア:

[(1, 28983906), (2, 14491953), (3, 9661302), (6, 4830651), (7, 4140558), (9, 3220434), (14, 2070279), (18, 1610217), (21, 1380186), (27, 1073478), (42, 690093), (54, 536739), (61, 475146), (63, 460062), (81, 357826), (122, 237573), (126, 230031), (162, 178913), (183, 158382), (189, 153354), (366, 79191), (378, 76677), (419, 69174), (427, 67878), (549, 52794), (567, 51118), (838, 34587), (854, 33939), (1098, 26397), (1134, 25559), (1257, 23058), (1281, 22626), (1647, 17598), (2514, 11529), (2562, 11313), (2933, 9882), (3294, 8799), (3771, 7686), (3843, 7542), (4941, 5866)]