389611924

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{37}}^2\times {\mathrm{421}}^1$

素因数の和:525

約数の個数: 54

約数和(自身を含む): 760598874

約数和(自身を除く): 370986950

約数列:

[1, 2, 4, 13, 26, 37, 52, 74, 148, 169, 338, 421, 481, 676, 842, 962, 1369, 1684, 1924, 2738, 5473, 5476, 6253, 10946, 12506, 15577, 17797, 21892, 25012, 31154, 35594, 62308, 71149, 71188, 142298, 202501, 231361, 284596, 405002, 462722, 576349, 810004, 925444, 1152698, 2305396, 2632513, 5265026, 7492537, 10530052, 14985074, 29970148, 97402981, 194805962, 389611924]

約数ペア:

[(1, 389611924), (2, 194805962), (4, 97402981), (13, 29970148), (26, 14985074), (37, 10530052), (52, 7492537), (74, 5265026), (148, 2632513), (169, 2305396), (338, 1152698), (421, 925444), (481, 810004), (676, 576349), (842, 462722), (962, 405002), (1369, 284596), (1684, 231361), (1924, 202501), (2738, 142298), (5473, 71188), (5476, 71149), (6253, 62308), (10946, 35594), (12506, 31154), (15577, 25012), (17797, 21892)]