27798914

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{71}}^1$

素因数の和:171

約数の個数: 48

約数和(自身を含む): 51057216

約数和(自身を除く): 23258302

約数列:

[1, 2, 11, 13, 22, 26, 37, 71, 74, 142, 143, 286, 407, 481, 781, 814, 923, 962, 1369, 1562, 1846, 2627, 2738, 5254, 5291, 10153, 10582, 15059, 17797, 20306, 28897, 30118, 34151, 35594, 57794, 68302, 97199, 194398, 195767, 375661, 391534, 751322, 1069189, 1263587, 2138378, 2527174, 13899457, 27798914]

約数ペア:

[(1, 27798914), (2, 13899457), (11, 2527174), (13, 2138378), (22, 1263587), (26, 1069189), (37, 751322), (71, 391534), (74, 375661), (142, 195767), (143, 194398), (286, 97199), (407, 68302), (481, 57794), (781, 35594), (814, 34151), (923, 30118), (962, 28897), (1369, 20306), (1562, 17797), (1846, 15059), (2627, 10582), (2738, 10153), (5254, 5291)]