55871438

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:225

約数の個数: 64

約数和(自身を含む): 106444800

約数和(自身を除く): 50573362

約数列:

[1, 2, 7, 14, 19, 38, 41, 47, 82, 94, 109, 133, 218, 266, 287, 329, 574, 658, 763, 779, 893, 1526, 1558, 1786, 1927, 2071, 3854, 4142, 4469, 5123, 5453, 6251, 8938, 10246, 10906, 12502, 13489, 14497, 26978, 28994, 31283, 35861, 36613, 62566, 71722, 73226, 84911, 97337, 169822, 194674, 210043, 256291, 420086, 512582, 594377, 681359, 1188754, 1362718, 1470301, 2940602, 3990817, 7981634, 27935719, 55871438]

約数ペア:

[(1, 55871438), (2, 27935719), (7, 7981634), (14, 3990817), (19, 2940602), (38, 1470301), (41, 1362718), (47, 1188754), (82, 681359), (94, 594377), (109, 512582), (133, 420086), (218, 256291), (266, 210043), (287, 194674), (329, 169822), (574, 97337), (658, 84911), (763, 73226), (779, 71722), (893, 62566), (1526, 36613), (1558, 35861), (1786, 31283), (1927, 28994), (2071, 26978), (3854, 14497), (4142, 13489), (4469, 12502), (5123, 10906), (5453, 10246), (6251, 8938)]