155042008

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{21227}}^1$

素因数の和:21327

約数の個数: 32

約数和(自身を含む): 320967360

約数和(自身を除く): 165925352

約数列:

[1, 2, 4, 8, 11, 22, 44, 83, 88, 166, 332, 664, 913, 1826, 3652, 7304, 21227, 42454, 84908, 169816, 233497, 466994, 933988, 1761841, 1867976, 3523682, 7047364, 14094728, 19380251, 38760502, 77521004, 155042008]

約数ペア:

[(1, 155042008), (2, 77521004), (4, 38760502), (8, 19380251), (11, 14094728), (22, 7047364), (44, 3523682), (83, 1867976), (88, 1761841), (166, 933988), (332, 466994), (664, 233497), (913, 169816), (1826, 84908), (3652, 42454), (7304, 21227)]