190554948

素因数分解:

$2^2\times 3^2\times {\mathrm{97}}^1\times {\mathrm{197}}^1\times {\mathrm{277}}^1$

素因数の和:581

約数の個数: 72

約数和(自身を含む): 490882392

約数和(自身を除く): 300327444

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 97, 194, 197, 277, 291, 388, 394, 554, 582, 591, 788, 831, 873, 1108, 1164, 1182, 1662, 1746, 1773, 2364, 2493, 3324, 3492, 3546, 4986, 7092, 9972, 19109, 26869, 38218, 53738, 54569, 57327, 76436, 80607, 107476, 109138, 114654, 161214, 163707, 171981, 218276, 229308, 241821, 322428, 327414, 343962, 483642, 491121, 654828, 687924, 967284, 982242, 1964484, 5293193, 10586386, 15879579, 21172772, 31759158, 47638737, 63518316, 95277474, 190554948]

約数ペア:

[(1, 190554948), (2, 95277474), (3, 63518316), (4, 47638737), (6, 31759158), (9, 21172772), (12, 15879579), (18, 10586386), (36, 5293193), (97, 1964484), (194, 982242), (197, 967284), (277, 687924), (291, 654828), (388, 491121), (394, 483642), (554, 343962), (582, 327414), (591, 322428), (788, 241821), (831, 229308), (873, 218276), (1108, 171981), (1164, 163707), (1182, 161214), (1662, 114654), (1746, 109138), (1773, 107476), (2364, 80607), (2493, 76436), (3324, 57327), (3492, 54569), (3546, 53738), (4986, 38218), (7092, 26869), (9972, 19109)]