1328936

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1249}}^1$

素因数の和:1281

約数の個数: 32

約数和(自身を含む): 3000000

約数和(自身を除く): 1671064

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 1249, 2498, 4996, 8743, 9992, 17486, 23731, 34972, 47462, 69944, 94924, 166117, 189848, 332234, 664468, 1328936]

約数ペア:

[(1, 1328936), (2, 664468), (4, 332234), (7, 189848), (8, 166117), (14, 94924), (19, 69944), (28, 47462), (38, 34972), (56, 23731), (76, 17486), (133, 9992), (152, 8743), (266, 4996), (532, 2498), (1064, 1249)]