127796878

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:277

約数の個数: 48

約数和(自身を含む): 222969600

約数和(自身を除く): 95172722

約数列:

[1, 2, 11, 22, 23, 46, 79, 139, 158, 253, 278, 506, 529, 869, 1058, 1529, 1738, 1817, 3058, 3197, 3634, 5819, 6394, 10981, 11638, 19987, 21962, 35167, 39974, 41791, 70334, 73531, 83582, 120791, 147062, 241582, 252563, 459701, 505126, 808841, 919402, 1617682, 2778193, 5556386, 5808949, 11617898, 63898439, 127796878]

約数ペア:

[(1, 127796878), (2, 63898439), (11, 11617898), (22, 5808949), (23, 5556386), (46, 2778193), (79, 1617682), (139, 919402), (158, 808841), (253, 505126), (278, 459701), (506, 252563), (529, 241582), (869, 147062), (1058, 120791), (1529, 83582), (1738, 73531), (1817, 70334), (3058, 41791), (3197, 39974), (3634, 35167), (5819, 21962), (6394, 19987), (10981, 11638)]