5519988

素因数分解:

$2^2\times 3^7\times {\mathrm{631}}^1$

素因数の和:656

約数の個数: 48

約数和(自身を含む): 14510720

約数和(自身を除く): 8990732

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 631, 729, 972, 1262, 1458, 1893, 2187, 2524, 2916, 3786, 4374, 5679, 7572, 8748, 11358, 17037, 22716, 34074, 51111, 68148, 102222, 153333, 204444, 306666, 459999, 613332, 919998, 1379997, 1839996, 2759994, 5519988]

約数ペア:

[(1, 5519988), (2, 2759994), (3, 1839996), (4, 1379997), (6, 919998), (9, 613332), (12, 459999), (18, 306666), (27, 204444), (36, 153333), (54, 102222), (81, 68148), (108, 51111), (162, 34074), (243, 22716), (324, 17037), (486, 11358), (631, 8748), (729, 7572), (972, 5679), (1262, 4374), (1458, 3786), (1893, 2916), (2187, 2524)]