166155913

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 221025024

約数和(自身を除く): 54869111

約数列:

[1, 7, 11, 43, 49, 67, 77, 107, 301, 469, 473, 539, 737, 749, 1177, 2107, 2881, 3283, 3311, 4601, 5159, 5243, 7169, 8239, 20167, 23177, 31691, 32207, 36113, 50183, 50611, 57673, 78859, 141169, 221837, 225449, 308267, 351281, 354277, 552013, 1552859, 2157869, 2479939, 3390937, 3864091, 15105083, 23736559, 166155913]

約数ペア:

[(1, 166155913), (7, 23736559), (11, 15105083), (43, 3864091), (49, 3390937), (67, 2479939), (77, 2157869), (107, 1552859), (301, 552013), (469, 354277), (473, 351281), (539, 308267), (737, 225449), (749, 221837), (1177, 141169), (2107, 78859), (2881, 57673), (3283, 50611), (3311, 50183), (4601, 36113), (5159, 32207), (5243, 31691), (7169, 23177), (8239, 20167)]