121531878

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1$

素因数の和:398

約数の個数: 96

約数和(自身を含む): 303803136

約数和(自身を除く): 182271258

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 78, 102, 117, 137, 153, 221, 223, 234, 274, 306, 411, 442, 446, 663, 669, 822, 1233, 1326, 1338, 1781, 1989, 2007, 2329, 2466, 2899, 3562, 3791, 3978, 4014, 4658, 5343, 5798, 6987, 7582, 8697, 10686, 11373, 13974, 16029, 17394, 20961, 22746, 26091, 30277, 30551, 32058, 34119, 41922, 49283, 52182, 60554, 61102, 68238, 90831, 91653, 98566, 147849, 181662, 183306, 272493, 274959, 295698, 397163, 443547, 519367, 544986, 549918, 794326, 887094, 1038734, 1191489, 1558101, 2382978, 3116202, 3574467, 4674303, 6751771, 7148934, 9348606, 13503542, 20255313, 40510626, 60765939, 121531878]

約数ペア:

[(1, 121531878), (2, 60765939), (3, 40510626), (6, 20255313), (9, 13503542), (13, 9348606), (17, 7148934), (18, 6751771), (26, 4674303), (34, 3574467), (39, 3116202), (51, 2382978), (78, 1558101), (102, 1191489), (117, 1038734), (137, 887094), (153, 794326), (221, 549918), (223, 544986), (234, 519367), (274, 443547), (306, 397163), (411, 295698), (442, 274959), (446, 272493), (663, 183306), (669, 181662), (822, 147849), (1233, 98566), (1326, 91653), (1338, 90831), (1781, 68238), (1989, 61102), (2007, 60554), (2329, 52182), (2466, 49283), (2899, 41922), (3562, 34119), (3791, 32058), (3978, 30551), (4014, 30277), (4658, 26091), (5343, 22746), (5798, 20961), (6987, 17394), (7582, 16029), (8697, 13974), (10686, 11373)]