13279189

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:193

約数の個数: 32

約数和(自身を含む): 17510400

約数和(自身を除く): 4231211

約数列:

[1, 7, 11, 37, 59, 77, 79, 259, 407, 413, 553, 649, 869, 2183, 2849, 2923, 4543, 4661, 6083, 15281, 20461, 24013, 32153, 32627, 51271, 168091, 172457, 225071, 358897, 1207199, 1897027, 13279189]

約数ペア:

[(1, 13279189), (7, 1897027), (11, 1207199), (37, 358897), (59, 225071), (77, 172457), (79, 168091), (259, 51271), (407, 32627), (413, 32153), (553, 24013), (649, 20461), (869, 15281), (2183, 6083), (2849, 4661), (2923, 4543)]