61505847

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^3\times {\mathrm{107}}^1$

素因数の和:177

約数の個数: 48

約数和(自身を含む): 102604320

約数和(自身を除く): 41098473

約数列:

[1, 3, 9, 13, 17, 39, 51, 107, 117, 153, 221, 289, 321, 663, 867, 963, 1391, 1819, 1989, 2601, 3757, 4173, 4913, 5457, 11271, 12519, 14739, 16371, 23647, 30923, 33813, 44217, 63869, 70941, 92769, 191607, 212823, 278307, 401999, 525691, 574821, 1205997, 1577073, 3617991, 4731219, 6833983, 20501949, 61505847]

約数ペア:

[(1, 61505847), (3, 20501949), (9, 6833983), (13, 4731219), (17, 3617991), (39, 1577073), (51, 1205997), (107, 574821), (117, 525691), (153, 401999), (221, 278307), (289, 212823), (321, 191607), (663, 92769), (867, 70941), (963, 63869), (1391, 44217), (1819, 33813), (1989, 30923), (2601, 23647), (3757, 16371), (4173, 14739), (4913, 12519), (5457, 11271)]