221469732

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{7877}}^1$

素因数の和:7969

約数の個数: 72

約数和(自身を含む): 619399872

約数和(自身を除く): 397930140

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 71, 99, 132, 142, 198, 213, 284, 396, 426, 639, 781, 852, 1278, 1562, 2343, 2556, 3124, 4686, 7029, 7877, 9372, 14058, 15754, 23631, 28116, 31508, 47262, 70893, 86647, 94524, 141786, 173294, 259941, 283572, 346588, 519882, 559267, 779823, 1039764, 1118534, 1559646, 1677801, 2237068, 3119292, 3355602, 5033403, 6151937, 6711204, 10066806, 12303874, 18455811, 20133612, 24607748, 36911622, 55367433, 73823244, 110734866, 221469732]

約数ペア:

[(1, 221469732), (2, 110734866), (3, 73823244), (4, 55367433), (6, 36911622), (9, 24607748), (11, 20133612), (12, 18455811), (18, 12303874), (22, 10066806), (33, 6711204), (36, 6151937), (44, 5033403), (66, 3355602), (71, 3119292), (99, 2237068), (132, 1677801), (142, 1559646), (198, 1118534), (213, 1039764), (284, 779823), (396, 559267), (426, 519882), (639, 346588), (781, 283572), (852, 259941), (1278, 173294), (1562, 141786), (2343, 94524), (2556, 86647), (3124, 70893), (4686, 47262), (7029, 31508), (7877, 28116), (9372, 23631), (14058, 15754)]