30111081

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1$

素因数の和:342

約数の個数: 64

約数和(自身を含む): 55566336

約数和(自身を除く): 25455255

約数列:

[1, 3, 7, 11, 13, 21, 33, 37, 39, 77, 91, 111, 143, 231, 259, 271, 273, 407, 429, 481, 777, 813, 1001, 1221, 1443, 1897, 2849, 2981, 3003, 3367, 3523, 5291, 5691, 8547, 8943, 10027, 10101, 10569, 15873, 20867, 24661, 30081, 37037, 38753, 62601, 70189, 73983, 110297, 111111, 116259, 130351, 210567, 271271, 330891, 391053, 772079, 813813, 912457, 1433861, 2316237, 2737371, 4301583, 10037027, 30111081]

約数ペア:

[(1, 30111081), (3, 10037027), (7, 4301583), (11, 2737371), (13, 2316237), (21, 1433861), (33, 912457), (37, 813813), (39, 772079), (77, 391053), (91, 330891), (111, 271271), (143, 210567), (231, 130351), (259, 116259), (271, 111111), (273, 110297), (407, 73983), (429, 70189), (481, 62601), (777, 38753), (813, 37037), (1001, 30081), (1221, 24661), (1443, 20867), (1897, 15873), (2849, 10569), (2981, 10101), (3003, 10027), (3367, 8943), (3523, 8547), (5291, 5691)]