28107222

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:134

約数の個数: 128

約数和(自身を含む): 73156608

約数和(自身を除く): 45049386

約数列:

[1, 2, 3, 6, 11, 13, 17, 22, 26, 33, 34, 39, 41, 47, 51, 66, 78, 82, 94, 102, 123, 141, 143, 187, 221, 246, 282, 286, 374, 429, 442, 451, 517, 533, 561, 611, 663, 697, 799, 858, 902, 1034, 1066, 1122, 1222, 1326, 1353, 1394, 1551, 1598, 1599, 1833, 1927, 2091, 2397, 2431, 2706, 3102, 3198, 3666, 3854, 4182, 4794, 4862, 5781, 5863, 6721, 7293, 7667, 8789, 9061, 10387, 11562, 11726, 13442, 14586, 15334, 17578, 17589, 18122, 20163, 20774, 21197, 23001, 25051, 26367, 27183, 31161, 32759, 35178, 40326, 42394, 46002, 50102, 52734, 54366, 62322, 63591, 65518, 75153, 98277, 99671, 114257, 127182, 150306, 196554, 199342, 228514, 275561, 299013, 342771, 360349, 425867, 551122, 598026, 685542, 720698, 826683, 851734, 1081047, 1277601, 1653366, 2162094, 2555202, 4684537, 9369074, 14053611, 28107222]

約数ペア:

[(1, 28107222), (2, 14053611), (3, 9369074), (6, 4684537), (11, 2555202), (13, 2162094), (17, 1653366), (22, 1277601), (26, 1081047), (33, 851734), (34, 826683), (39, 720698), (41, 685542), (47, 598026), (51, 551122), (66, 425867), (78, 360349), (82, 342771), (94, 299013), (102, 275561), (123, 228514), (141, 199342), (143, 196554), (187, 150306), (221, 127182), (246, 114257), (282, 99671), (286, 98277), (374, 75153), (429, 65518), (442, 63591), (451, 62322), (517, 54366), (533, 52734), (561, 50102), (611, 46002), (663, 42394), (697, 40326), (799, 35178), (858, 32759), (902, 31161), (1034, 27183), (1066, 26367), (1122, 25051), (1222, 23001), (1326, 21197), (1353, 20774), (1394, 20163), (1551, 18122), (1598, 17589), (1599, 17578), (1833, 15334), (1927, 14586), (2091, 13442), (2397, 11726), (2431, 11562), (2706, 10387), (3102, 9061), (3198, 8789), (3666, 7667), (3854, 7293), (4182, 6721), (4794, 5863), (4862, 5781)]