311943242

素因数分解:

$2^1\times {\mathrm{13}}^4\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:224

約数の個数: 40

約数和(自身を含む): 522779136

約数和(自身を除く): 210835894

約数列:

[1, 2, 13, 26, 43, 86, 127, 169, 254, 338, 559, 1118, 1651, 2197, 3302, 4394, 5461, 7267, 10922, 14534, 21463, 28561, 42926, 57122, 70993, 94471, 141986, 188942, 279019, 558038, 922909, 1228123, 1845818, 2456246, 3627247, 7254494, 11997817, 23995634, 155971621, 311943242]

約数ペア:

[(1, 311943242), (2, 155971621), (13, 23995634), (26, 11997817), (43, 7254494), (86, 3627247), (127, 2456246), (169, 1845818), (254, 1228123), (338, 922909), (559, 558038), (1118, 279019), (1651, 188942), (2197, 141986), (3302, 94471), (4394, 70993), (5461, 57122), (7267, 42926), (10922, 28561), (14534, 21463)]