311930228745

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2131}}^1\times {\mathrm{63781}}^1$

素因数の和:65943

約数の個数: 64

約数和(自身を含む): 587447527680

約数和(自身を除く): 275517298935

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2131, 2295, 6393, 10655, 19179, 31965, 36227, 57537, 63781, 95895, 108681, 181135, 191343, 287685, 318905, 326043, 543405, 574029, 956715, 978129, 1084277, 1630215, 1722087, 2870145, 3252831, 4890645, 5421385, 8610435, 9758493, 16264155, 29275479, 48792465, 135917311, 146377395, 407751933, 679586555, 1223255799, 2038759665, 2310594287, 3669767397, 6116278995, 6931782861, 11552971435, 18348836985, 20795348583, 34658914305, 62386045749, 103976742915, 311930228745]

約数ペア:

[(1, 311930228745), (3, 103976742915), (5, 62386045749), (9, 34658914305), (15, 20795348583), (17, 18348836985), (27, 11552971435), (45, 6931782861), (51, 6116278995), (85, 3669767397), (135, 2310594287), (153, 2038759665), (255, 1223255799), (459, 679586555), (765, 407751933), (2131, 146377395), (2295, 135917311), (6393, 48792465), (10655, 29275479), (19179, 16264155), (31965, 9758493), (36227, 8610435), (57537, 5421385), (63781, 4890645), (95895, 3252831), (108681, 2870145), (181135, 1722087), (191343, 1630215), (287685, 1084277), (318905, 978129), (326043, 956715), (543405, 574029)]