28195585

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{719}}^1$

素因数の和:789

約数の個数: 32

約数和(自身を含む): 39813120

約数和(自身を除く): 11617535

約数列:

[1, 5, 11, 23, 31, 55, 115, 155, 253, 341, 713, 719, 1265, 1705, 3565, 3595, 7843, 7909, 16537, 22289, 39215, 39545, 82685, 111445, 181907, 245179, 512647, 909535, 1225895, 2563235, 5639117, 28195585]

約数ペア:

[(1, 28195585), (5, 5639117), (11, 2563235), (23, 1225895), (31, 909535), (55, 512647), (115, 245179), (155, 181907), (253, 111445), (341, 82685), (713, 39545), (719, 39215), (1265, 22289), (1705, 16537), (3565, 7909), (3595, 7843)]