128639994

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23029}}^1$

素因数の和:23067

約数の個数: 48

約数和(自身を含む): 315050400

約数和(自身を除く): 186410406

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 49, 57, 98, 114, 133, 147, 266, 294, 399, 798, 931, 1862, 2793, 5586, 23029, 46058, 69087, 138174, 161203, 322406, 437551, 483609, 875102, 967218, 1128421, 1312653, 2256842, 2625306, 3062857, 3385263, 6125714, 6770526, 9188571, 18377142, 21439999, 42879998, 64319997, 128639994]

約数ペア:

[(1, 128639994), (2, 64319997), (3, 42879998), (6, 21439999), (7, 18377142), (14, 9188571), (19, 6770526), (21, 6125714), (38, 3385263), (42, 3062857), (49, 2625306), (57, 2256842), (98, 1312653), (114, 1128421), (133, 967218), (147, 875102), (266, 483609), (294, 437551), (399, 322406), (798, 161203), (931, 138174), (1862, 69087), (2793, 46058), (5586, 23029)]