1492491

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1$

素因数の和:112

約数の個数: 48

約数和(自身を含む): 2757888

約数和(自身を除く): 1265397

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 49, 71, 77, 91, 143, 147, 213, 231, 273, 429, 497, 539, 637, 781, 923, 1001, 1491, 1617, 1911, 2343, 2769, 3003, 3479, 5467, 6461, 7007, 10153, 10437, 16401, 19383, 21021, 30459, 38269, 45227, 71071, 114807, 135681, 213213, 497497, 1492491]

約数ペア:

[(1, 1492491), (3, 497497), (7, 213213), (11, 135681), (13, 114807), (21, 71071), (33, 45227), (39, 38269), (49, 30459), (71, 21021), (77, 19383), (91, 16401), (143, 10437), (147, 10153), (213, 7007), (231, 6461), (273, 5467), (429, 3479), (497, 3003), (539, 2769), (637, 2343), (781, 1911), (923, 1617), (1001, 1491)]