197765386

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1559}}^1$

素因数の和:1639

約数の個数: 64

約数和(自身を含む): 396264960

約数和(自身を除く): 198499574

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 41, 82, 91, 119, 182, 221, 238, 287, 442, 533, 574, 697, 1066, 1394, 1547, 1559, 3094, 3118, 3731, 4879, 7462, 9061, 9758, 10913, 18122, 20267, 21826, 26503, 40534, 53006, 63427, 63919, 126854, 127838, 141869, 185521, 283738, 344539, 371042, 447433, 689078, 830947, 894866, 1086623, 1661894, 2173246, 2411773, 4823546, 5816629, 7606361, 11633258, 14126099, 15212722, 28252198, 98882693, 197765386]

約数ペア:

[(1, 197765386), (2, 98882693), (7, 28252198), (13, 15212722), (14, 14126099), (17, 11633258), (26, 7606361), (34, 5816629), (41, 4823546), (82, 2411773), (91, 2173246), (119, 1661894), (182, 1086623), (221, 894866), (238, 830947), (287, 689078), (442, 447433), (533, 371042), (574, 344539), (697, 283738), (1066, 185521), (1394, 141869), (1547, 127838), (1559, 126854), (3094, 63919), (3118, 63427), (3731, 53006), (4879, 40534), (7462, 26503), (9061, 21826), (9758, 20267), (10913, 18122)]