205974915

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{15377}}^1$

素因数の和:15451

約数の個数: 32

約数和(自身を含む): 354309120

約数和(自身を除く): 148334205

約数列:

[1, 3, 5, 15, 19, 47, 57, 95, 141, 235, 285, 705, 893, 2679, 4465, 13395, 15377, 46131, 76885, 230655, 292163, 722719, 876489, 1460815, 2168157, 3613595, 4382445, 10840785, 13731661, 41194983, 68658305, 205974915]

約数ペア:

[(1, 205974915), (3, 68658305), (5, 41194983), (15, 13731661), (19, 10840785), (47, 4382445), (57, 3613595), (95, 2168157), (141, 1460815), (235, 876489), (285, 722719), (705, 292163), (893, 230655), (2679, 76885), (4465, 46131), (13395, 15377)]