163701868

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:271

約数の個数: 72

約数和(自身を含む): 331808400

約数和(自身を除く): 168106532

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 107, 109, 116, 121, 214, 218, 242, 319, 428, 436, 484, 638, 1177, 1199, 1276, 2354, 2398, 3103, 3161, 3509, 4708, 4796, 6206, 6322, 7018, 11663, 12412, 12644, 12947, 13189, 14036, 23326, 25894, 26378, 34133, 34771, 46652, 51788, 52756, 68266, 69542, 128293, 136532, 139084, 256586, 338227, 375463, 382481, 513172, 676454, 750926, 764962, 1352908, 1411223, 1501852, 1529924, 2822446, 3720497, 5644892, 7440994, 14881988, 40925467, 81850934, 163701868]

約数ペア:

[(1, 163701868), (2, 81850934), (4, 40925467), (11, 14881988), (22, 7440994), (29, 5644892), (44, 3720497), (58, 2822446), (107, 1529924), (109, 1501852), (116, 1411223), (121, 1352908), (214, 764962), (218, 750926), (242, 676454), (319, 513172), (428, 382481), (436, 375463), (484, 338227), (638, 256586), (1177, 139084), (1199, 136532), (1276, 128293), (2354, 69542), (2398, 68266), (3103, 52756), (3161, 51788), (3509, 46652), (4708, 34771), (4796, 34133), (6206, 26378), (6322, 25894), (7018, 23326), (11663, 14036), (12412, 13189), (12644, 12947)]