28362698

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:231

約数の個数: 64

約数和(自身を含む): 56609280

約数和(自身を除く): 28246582

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 89, 91, 103, 119, 178, 182, 206, 221, 238, 442, 623, 721, 1157, 1246, 1339, 1442, 1513, 1547, 1751, 2314, 2678, 3026, 3094, 3502, 8099, 9167, 9373, 10591, 12257, 16198, 18334, 18746, 19669, 21182, 22763, 24514, 39338, 45526, 64169, 119171, 128338, 137683, 155839, 159341, 238342, 275366, 311678, 318682, 834197, 1090873, 1668394, 2025907, 2181746, 4051814, 14181349, 28362698]

約数ペア:

[(1, 28362698), (2, 14181349), (7, 4051814), (13, 2181746), (14, 2025907), (17, 1668394), (26, 1090873), (34, 834197), (89, 318682), (91, 311678), (103, 275366), (119, 238342), (178, 159341), (182, 155839), (206, 137683), (221, 128338), (238, 119171), (442, 64169), (623, 45526), (721, 39338), (1157, 24514), (1246, 22763), (1339, 21182), (1442, 19669), (1513, 18746), (1547, 18334), (1751, 16198), (2314, 12257), (2678, 10591), (3026, 9373), (3094, 9167), (3502, 8099)]