431097368

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{419}}^1\times {\mathrm{761}}^1$

素因数の和:1212

約数の個数: 48

約数和(自身を含む): 878509800

約数和(自身を除く): 447412432

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 419, 676, 761, 838, 1352, 1522, 1676, 3044, 3352, 5447, 6088, 9893, 10894, 19786, 21788, 39572, 43576, 70811, 79144, 128609, 141622, 257218, 283244, 318859, 514436, 566488, 637718, 1028872, 1275436, 2550872, 4145167, 8290334, 16580668, 33161336, 53887171, 107774342, 215548684, 431097368]

約数ペア:

[(1, 431097368), (2, 215548684), (4, 107774342), (8, 53887171), (13, 33161336), (26, 16580668), (52, 8290334), (104, 4145167), (169, 2550872), (338, 1275436), (419, 1028872), (676, 637718), (761, 566488), (838, 514436), (1352, 318859), (1522, 283244), (1676, 257218), (3044, 141622), (3352, 128609), (5447, 79144), (6088, 70811), (9893, 43576), (10894, 39572), (19786, 21788)]