157732281

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{421}}^1$

素因数の和:766

約数の個数: 48

約数和(自身を含む): 275616640

約数和(自身を除く): 117884359

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 313, 399, 421, 939, 1197, 1263, 2191, 2817, 2947, 3789, 5947, 6573, 7999, 8841, 17841, 19719, 23997, 26523, 41629, 53523, 55993, 71991, 124887, 131773, 167979, 374661, 395319, 503937, 922411, 1185957, 2503687, 2767233, 7511061, 8301699, 17525809, 22533183, 52577427, 157732281]

約数ペア:

[(1, 157732281), (3, 52577427), (7, 22533183), (9, 17525809), (19, 8301699), (21, 7511061), (57, 2767233), (63, 2503687), (133, 1185957), (171, 922411), (313, 503937), (399, 395319), (421, 374661), (939, 167979), (1197, 131773), (1263, 124887), (2191, 71991), (2817, 55993), (2947, 53523), (3789, 41629), (5947, 26523), (6573, 23997), (7999, 19719), (8841, 17841)]