215548684

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{419}}^1\times {\mathrm{761}}^1$

素因数の和:1210

約数の個数: 36

約数和(自身を含む): 409971240

約数和(自身を除く): 194422556

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 419, 676, 761, 838, 1522, 1676, 3044, 5447, 9893, 10894, 19786, 21788, 39572, 70811, 128609, 141622, 257218, 283244, 318859, 514436, 637718, 1275436, 4145167, 8290334, 16580668, 53887171, 107774342, 215548684]

約数ペア:

[(1, 215548684), (2, 107774342), (4, 53887171), (13, 16580668), (26, 8290334), (52, 4145167), (169, 1275436), (338, 637718), (419, 514436), (676, 318859), (761, 283244), (838, 257218), (1522, 141622), (1676, 128609), (3044, 70811), (5447, 39572), (9893, 21788), (10894, 19786)]