488352488

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{12589}}^1$

素因数の和:12981

約数の個数: 32

約数和(自身を含む): 988818600

約数和(自身を除く): 500466112

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 373, 746, 1492, 2984, 4849, 9698, 12589, 19396, 25178, 38792, 50356, 100712, 163657, 327314, 654628, 1309256, 4695697, 9391394, 18782788, 37565576, 61044061, 122088122, 244176244, 488352488]

約数ペア:

[(1, 488352488), (2, 244176244), (4, 122088122), (8, 61044061), (13, 37565576), (26, 18782788), (52, 9391394), (104, 4695697), (373, 1309256), (746, 654628), (1492, 327314), (2984, 163657), (4849, 100712), (9698, 50356), (12589, 38792), (19396, 25178)]