1919824837635

素因数分解:

$3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1\times {\mathrm{881}}^1\times {\mathrm{4451}}^1$

素因数の和:5724

約数の個数: 64

約数和(自身を含む): 3112179646464

約数和(自身を除く): 1192354808829

約数列:

[1, 3, 5, 15, 127, 257, 381, 635, 771, 881, 1285, 1905, 2643, 3855, 4405, 4451, 13215, 13353, 22255, 32639, 66765, 97917, 111887, 163195, 226417, 335661, 489585, 559435, 565277, 679251, 1132085, 1143907, 1678305, 1695831, 2826385, 3396255, 3431721, 3921331, 5719535, 8479155, 11763993, 17158605, 19606655, 28754959, 58819965, 86264877, 143774795, 145276189, 431324385, 435828567, 498009037, 726380945, 1007782067, 1494027111, 2179142835, 2490045185, 3023346201, 5038910335, 7470135555, 15116731005, 127988322509, 383964967527, 639941612545, 1919824837635]

約数ペア:

[(1, 1919824837635), (3, 639941612545), (5, 383964967527), (15, 127988322509), (127, 15116731005), (257, 7470135555), (381, 5038910335), (635, 3023346201), (771, 2490045185), (881, 2179142835), (1285, 1494027111), (1905, 1007782067), (2643, 726380945), (3855, 498009037), (4405, 435828567), (4451, 431324385), (13215, 145276189), (13353, 143774795), (22255, 86264877), (32639, 58819965), (66765, 28754959), (97917, 19606655), (111887, 17158605), (163195, 11763993), (226417, 8479155), (335661, 5719535), (489585, 3921331), (559435, 3431721), (565277, 3396255), (679251, 2826385), (1132085, 1695831), (1143907, 1678305)]