15286089

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 26940480

約数和(自身を除く): 11654391

約数列:

[1, 3, 7, 13, 19, 21, 39, 49, 57, 91, 133, 147, 247, 273, 399, 421, 637, 741, 931, 1263, 1729, 1911, 2793, 2947, 5187, 5473, 7999, 8841, 12103, 16419, 20629, 23997, 36309, 38311, 55993, 61887, 103987, 114933, 167979, 268177, 311961, 391951, 727909, 804531, 1175853, 2183727, 5095363, 15286089]

約数ペア:

[(1, 15286089), (3, 5095363), (7, 2183727), (13, 1175853), (19, 804531), (21, 727909), (39, 391951), (49, 311961), (57, 268177), (91, 167979), (133, 114933), (147, 103987), (247, 61887), (273, 55993), (399, 38311), (421, 36309), (637, 23997), (741, 20629), (931, 16419), (1263, 12103), (1729, 8841), (1911, 7999), (2793, 5473), (2947, 5187)]