214339983

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:356

約数の個数: 64

約数和(自身を含む): 353009664

約数和(自身を除く): 138669681

約数列:

[1, 3, 11, 13, 31, 33, 39, 71, 93, 143, 213, 227, 341, 403, 429, 681, 781, 923, 1023, 1209, 2201, 2343, 2497, 2769, 2951, 4433, 6603, 7037, 7491, 8853, 10153, 13299, 16117, 21111, 24211, 28613, 30459, 32461, 48351, 72633, 77407, 85839, 91481, 97383, 177287, 209521, 232221, 274443, 314743, 499627, 531861, 628563, 944229, 1006291, 1498881, 2304731, 3018873, 5495897, 6495151, 6914193, 16487691, 19485453, 71446661, 214339983]

約数ペア:

[(1, 214339983), (3, 71446661), (11, 19485453), (13, 16487691), (31, 6914193), (33, 6495151), (39, 5495897), (71, 3018873), (93, 2304731), (143, 1498881), (213, 1006291), (227, 944229), (341, 628563), (403, 531861), (429, 499627), (681, 314743), (781, 274443), (923, 232221), (1023, 209521), (1209, 177287), (2201, 97383), (2343, 91481), (2497, 85839), (2769, 77407), (2951, 72633), (4433, 48351), (6603, 32461), (7037, 30459), (7491, 28613), (8853, 24211), (10153, 21111), (13299, 16117)]