30964479

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1123}}^1$

素因数の和:1247

約数の個数: 32

約数和(自身を含む): 51362304

約数和(自身を除く): 20397825

約数列:

[1, 3, 7, 13, 21, 39, 91, 101, 273, 303, 707, 1123, 1313, 2121, 3369, 3939, 7861, 9191, 14599, 23583, 27573, 43797, 102193, 113423, 306579, 340269, 793961, 1474499, 2381883, 4423497, 10321493, 30964479]

約数ペア:

[(1, 30964479), (3, 10321493), (7, 4423497), (13, 2381883), (21, 1474499), (39, 793961), (91, 340269), (101, 306579), (273, 113423), (303, 102193), (707, 43797), (1123, 27573), (1313, 23583), (2121, 14599), (3369, 9191), (3939, 7861)]