127709584

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{1307}}^1$

素因数の和:1543

約数の個数: 40

約数和(自身を含む): 256912128

約数和(自身を除く): 129202544

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 197, 248, 394, 496, 788, 1307, 1576, 2614, 3152, 5228, 6107, 10456, 12214, 20912, 24428, 40517, 48856, 81034, 97712, 162068, 257479, 324136, 514958, 648272, 1029916, 2059832, 4119664, 7981849, 15963698, 31927396, 63854792, 127709584]

約数ペア:

[(1, 127709584), (2, 63854792), (4, 31927396), (8, 15963698), (16, 7981849), (31, 4119664), (62, 2059832), (124, 1029916), (197, 648272), (248, 514958), (394, 324136), (496, 257479), (788, 162068), (1307, 97712), (1576, 81034), (2614, 48856), (3152, 40517), (5228, 24428), (6107, 20912), (10456, 12214)]