1331123584

素因数分解:

$2^7\times 7^1\times {\mathrm{19}}^1\times {\mathrm{78191}}^1$

素因数の和:78231

約数の個数: 64

約数和(自身を含む): 3190233600

約数和(自身を除く): 1859110016

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 266, 304, 448, 532, 608, 896, 1064, 1216, 2128, 2432, 4256, 8512, 17024, 78191, 156382, 312764, 547337, 625528, 1094674, 1251056, 1485629, 2189348, 2502112, 2971258, 4378696, 5004224, 5942516, 8757392, 10008448, 10399403, 11885032, 17514784, 20798806, 23770064, 35029568, 41597612, 47540128, 70059136, 83195224, 95080256, 166390448, 190160512, 332780896, 665561792, 1331123584]

約数ペア:

[(1, 1331123584), (2, 665561792), (4, 332780896), (7, 190160512), (8, 166390448), (14, 95080256), (16, 83195224), (19, 70059136), (28, 47540128), (32, 41597612), (38, 35029568), (56, 23770064), (64, 20798806), (76, 17514784), (112, 11885032), (128, 10399403), (133, 10008448), (152, 8757392), (224, 5942516), (266, 5004224), (304, 4378696), (448, 2971258), (532, 2502112), (608, 2189348), (896, 1485629), (1064, 1251056), (1216, 1094674), (2128, 625528), (2432, 547337), (4256, 312764), (8512, 156382), (17024, 78191)]