161779079

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{547}}^1$

素因数の和:755

約数の個数: 32

約数和(自身を含む): 212115456

約数和(自身を除く): 50336377

約数列:

[1, 7, 11, 23, 77, 161, 167, 253, 547, 1169, 1771, 1837, 3829, 3841, 6017, 12581, 12859, 26887, 42119, 42251, 88067, 91349, 138391, 295757, 639443, 968737, 1004839, 2101027, 7033873, 14707189, 23111297, 161779079]

約数ペア:

[(1, 161779079), (7, 23111297), (11, 14707189), (23, 7033873), (77, 2101027), (161, 1004839), (167, 968737), (253, 639443), (547, 295757), (1169, 138391), (1771, 91349), (1837, 88067), (3829, 42251), (3841, 42119), (6017, 26887), (12581, 12859)]