9827181

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^3\times {\mathrm{71}}^1$

素因数の和:123

約数の個数: 48

約数和(自身を含む): 17821440

約数和(自身を除く): 7994259

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 71, 91, 117, 169, 213, 273, 497, 507, 639, 819, 923, 1183, 1491, 1521, 2197, 2769, 3549, 4473, 6461, 6591, 8307, 10647, 11999, 15379, 19383, 19773, 35997, 46137, 58149, 83993, 107991, 138411, 155987, 251979, 467961, 755937, 1091909, 1403883, 3275727, 9827181]

約数ペア:

[(1, 9827181), (3, 3275727), (7, 1403883), (9, 1091909), (13, 755937), (21, 467961), (39, 251979), (63, 155987), (71, 138411), (91, 107991), (117, 83993), (169, 58149), (213, 46137), (273, 35997), (497, 19773), (507, 19383), (639, 15379), (819, 11999), (923, 10647), (1183, 8307), (1491, 6591), (1521, 6461), (2197, 4473), (2769, 3549)]