138647522

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:231

約数の個数: 64

約数和(自身を含む): 246758400

約数和(自身を除く): 108110878

約数列:

[1, 2, 13, 19, 26, 38, 59, 67, 71, 118, 134, 142, 247, 494, 767, 871, 923, 1121, 1273, 1349, 1534, 1742, 1846, 2242, 2546, 2698, 3953, 4189, 4757, 7906, 8378, 9514, 14573, 16549, 17537, 29146, 33098, 35074, 51389, 54457, 61841, 75107, 79591, 90383, 102778, 108914, 123682, 150214, 159182, 180766, 280663, 561326, 976391, 1034683, 1174979, 1952782, 2069366, 2349958, 3648619, 5332597, 7297238, 10665194, 69323761, 138647522]

約数ペア:

[(1, 138647522), (2, 69323761), (13, 10665194), (19, 7297238), (26, 5332597), (38, 3648619), (59, 2349958), (67, 2069366), (71, 1952782), (118, 1174979), (134, 1034683), (142, 976391), (247, 561326), (494, 280663), (767, 180766), (871, 159182), (923, 150214), (1121, 123682), (1273, 108914), (1349, 102778), (1534, 90383), (1742, 79591), (1846, 75107), (2242, 61841), (2546, 54457), (2698, 51389), (3953, 35074), (4189, 33098), (4757, 29146), (7906, 17537), (8378, 16549), (9514, 14573)]