201991592

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{2939}}^1$

素因数の和:3038

約数の個数: 48

約数和(自身を含む): 422301600

約数和(自身を除く): 220310008

約数列:

[1, 2, 4, 8, 11, 22, 44, 71, 88, 121, 142, 242, 284, 484, 568, 781, 968, 1562, 2939, 3124, 5878, 6248, 8591, 11756, 17182, 23512, 32329, 34364, 64658, 68728, 129316, 208669, 258632, 355619, 417338, 711238, 834676, 1422476, 1669352, 2295359, 2844952, 4590718, 9181436, 18362872, 25248949, 50497898, 100995796, 201991592]

約数ペア:

[(1, 201991592), (2, 100995796), (4, 50497898), (8, 25248949), (11, 18362872), (22, 9181436), (44, 4590718), (71, 2844952), (88, 2295359), (121, 1669352), (142, 1422476), (242, 834676), (284, 711238), (484, 417338), (568, 355619), (781, 258632), (968, 208669), (1562, 129316), (2939, 68728), (3124, 64658), (5878, 34364), (6248, 32329), (8591, 23512), (11756, 17182)]