266055489

素因数分解:

$3^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{173}}^1$

素因数の和:371

約数の個数: 64

約数和(自身を含む): 463257600

約数和(自身を除く): 197202111

約数列:

[1, 3, 7, 9, 21, 27, 63, 79, 103, 173, 189, 237, 309, 519, 553, 711, 721, 927, 1211, 1557, 1659, 2133, 2163, 2781, 3633, 4671, 4977, 6489, 8137, 10899, 13667, 14931, 17819, 19467, 24411, 32697, 41001, 53457, 56959, 73233, 95669, 123003, 124733, 160371, 170877, 219699, 287007, 369009, 374199, 481113, 512631, 861021, 1122597, 1407701, 1537893, 2583063, 3367791, 4223103, 9853907, 12669309, 29561721, 38007927, 88685163, 266055489]

約数ペア:

[(1, 266055489), (3, 88685163), (7, 38007927), (9, 29561721), (21, 12669309), (27, 9853907), (63, 4223103), (79, 3367791), (103, 2583063), (173, 1537893), (189, 1407701), (237, 1122597), (309, 861021), (519, 512631), (553, 481113), (711, 374199), (721, 369009), (927, 287007), (1211, 219699), (1557, 170877), (1659, 160371), (2133, 124733), (2163, 123003), (2781, 95669), (3633, 73233), (4671, 56959), (4977, 53457), (6489, 41001), (8137, 32697), (10899, 24411), (13667, 19467), (14931, 17819)]