31282227

素因数分解:

$3^3\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:273

約数の個数: 48

約数和(自身を含む): 52067200

約数和(自身を除く): 20784973

約数列:

[1, 3, 9, 17, 19, 27, 51, 57, 153, 171, 211, 289, 323, 459, 513, 633, 867, 969, 1899, 2601, 2907, 3587, 4009, 5491, 5697, 7803, 8721, 10761, 12027, 16473, 32283, 36081, 49419, 60979, 68153, 96849, 108243, 148257, 182937, 204459, 548811, 613377, 1158601, 1646433, 1840131, 3475803, 10427409, 31282227]

約数ペア:

[(1, 31282227), (3, 10427409), (9, 3475803), (17, 1840131), (19, 1646433), (27, 1158601), (51, 613377), (57, 548811), (153, 204459), (171, 182937), (211, 148257), (289, 108243), (323, 96849), (459, 68153), (513, 60979), (633, 49419), (867, 36081), (969, 32283), (1899, 16473), (2601, 12027), (2907, 10761), (3587, 8721), (4009, 7803), (5491, 5697)]