1380521788

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{25409}}^1$

素因数の和:25494

約数の個数: 36

約数和(自身を含む): 2621092320

約数和(自身を除く): 1240570532

約数列:

[1, 2, 4, 17, 34, 47, 68, 94, 188, 289, 578, 799, 1156, 1598, 3196, 13583, 25409, 27166, 50818, 54332, 101636, 431953, 863906, 1194223, 1727812, 2388446, 4776892, 7343201, 14686402, 20301791, 29372804, 40603582, 81207164, 345130447, 690260894, 1380521788]

約数ペア:

[(1, 1380521788), (2, 690260894), (4, 345130447), (17, 81207164), (34, 40603582), (47, 29372804), (68, 20301791), (94, 14686402), (188, 7343201), (289, 4776892), (578, 2388446), (799, 1727812), (1156, 1194223), (1598, 863906), (3196, 431953), (13583, 101636), (25409, 54332), (27166, 50818)]