131807984

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1289}}^1$

素因数の和:1398

約数の個数: 80

約数和(自身を含む): 322479360

約数和(自身を除く): 190671376

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 83, 88, 112, 154, 166, 176, 308, 332, 581, 616, 664, 913, 1162, 1232, 1289, 1328, 1826, 2324, 2578, 3652, 4648, 5156, 6391, 7304, 9023, 9296, 10312, 12782, 14179, 14608, 18046, 20624, 25564, 28358, 36092, 51128, 56716, 72184, 99253, 102256, 106987, 113432, 144368, 198506, 213974, 226864, 397012, 427948, 748909, 794024, 855896, 1176857, 1497818, 1588048, 1711792, 2353714, 2995636, 4707428, 5991272, 8237999, 9414856, 11982544, 16475998, 18829712, 32951996, 65903992, 131807984]

約数ペア:

[(1, 131807984), (2, 65903992), (4, 32951996), (7, 18829712), (8, 16475998), (11, 11982544), (14, 9414856), (16, 8237999), (22, 5991272), (28, 4707428), (44, 2995636), (56, 2353714), (77, 1711792), (83, 1588048), (88, 1497818), (112, 1176857), (154, 855896), (166, 794024), (176, 748909), (308, 427948), (332, 397012), (581, 226864), (616, 213974), (664, 198506), (913, 144368), (1162, 113432), (1232, 106987), (1289, 102256), (1328, 99253), (1826, 72184), (2324, 56716), (2578, 51128), (3652, 36092), (4648, 28358), (5156, 25564), (6391, 20624), (7304, 18046), (9023, 14608), (9296, 14179), (10312, 12782)]