12415221

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:223

約数の個数: 64

約数和(自身を含む): 23511040

約数和(自身を除く): 11095819

約数列:

[1, 3, 7, 9, 13, 21, 27, 31, 39, 63, 91, 93, 117, 163, 189, 217, 273, 279, 351, 403, 489, 651, 819, 837, 1141, 1209, 1467, 1953, 2119, 2457, 2821, 3423, 3627, 4401, 5053, 5859, 6357, 8463, 10269, 10881, 14833, 15159, 19071, 25389, 30807, 35371, 44499, 45477, 57213, 65689, 76167, 106113, 133497, 136431, 197067, 318339, 400491, 459823, 591201, 955017, 1379469, 1773603, 4138407, 12415221]

約数ペア:

[(1, 12415221), (3, 4138407), (7, 1773603), (9, 1379469), (13, 955017), (21, 591201), (27, 459823), (31, 400491), (39, 318339), (63, 197067), (91, 136431), (93, 133497), (117, 106113), (163, 76167), (189, 65689), (217, 57213), (273, 45477), (279, 44499), (351, 35371), (403, 30807), (489, 25389), (651, 19071), (819, 15159), (837, 14833), (1141, 10881), (1209, 10269), (1467, 8463), (1953, 6357), (2119, 5859), (2457, 5053), (2821, 4401), (3423, 3627)]