127257896

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{409}}^1$

素因数の和:546

約数の個数: 64

約数和(自身を含む): 265680000

約数和(自身を除く): 138422104

約数列:

[1, 2, 4, 8, 19, 23, 38, 46, 76, 89, 92, 152, 178, 184, 356, 409, 437, 712, 818, 874, 1636, 1691, 1748, 2047, 3272, 3382, 3496, 4094, 6764, 7771, 8188, 9407, 13528, 15542, 16376, 18814, 31084, 36401, 37628, 38893, 62168, 72802, 75256, 77786, 145604, 155572, 178733, 291208, 311144, 357466, 691619, 714932, 837223, 1383238, 1429864, 1674446, 2766476, 3348892, 5532952, 6697784, 15907237, 31814474, 63628948, 127257896]

約数ペア:

[(1, 127257896), (2, 63628948), (4, 31814474), (8, 15907237), (19, 6697784), (23, 5532952), (38, 3348892), (46, 2766476), (76, 1674446), (89, 1429864), (92, 1383238), (152, 837223), (178, 714932), (184, 691619), (356, 357466), (409, 311144), (437, 291208), (712, 178733), (818, 155572), (874, 145604), (1636, 77786), (1691, 75256), (1748, 72802), (2047, 62168), (3272, 38893), (3382, 37628), (3496, 36401), (4094, 31084), (6764, 18814), (7771, 16376), (8188, 15542), (9407, 13528)]