290366968

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{9697}}^1$

素因数の和:9919

約数の個数: 32

約数和(自身を含む): 576061200

約数和(自身を除く): 285694232

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 197, 394, 788, 1576, 3743, 7486, 9697, 14972, 19394, 29944, 38788, 77576, 184243, 368486, 736972, 1473944, 1910309, 3820618, 7641236, 15282472, 36295871, 72591742, 145183484, 290366968]

約数ペア:

[(1, 290366968), (2, 145183484), (4, 72591742), (8, 36295871), (19, 15282472), (38, 7641236), (76, 3820618), (152, 1910309), (197, 1473944), (394, 736972), (788, 368486), (1576, 184243), (3743, 77576), (7486, 38788), (9697, 29944), (14972, 19394)]