156947847

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^2\times {\mathrm{113}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 258351360

約数和(自身を除く): 101403513

約数列:

[1, 3, 7, 19, 21, 57, 59, 113, 133, 177, 339, 399, 413, 791, 1121, 1239, 2147, 2373, 3363, 3481, 6441, 6667, 7847, 10443, 15029, 20001, 23541, 24367, 45087, 46669, 66139, 73101, 126673, 140007, 198417, 380019, 393353, 462973, 886711, 1180059, 1388919, 2660133, 2753471, 7473707, 8260413, 22421121, 52315949, 156947847]

約数ペア:

[(1, 156947847), (3, 52315949), (7, 22421121), (19, 8260413), (21, 7473707), (57, 2753471), (59, 2660133), (113, 1388919), (133, 1180059), (177, 886711), (339, 462973), (399, 393353), (413, 380019), (791, 198417), (1121, 140007), (1239, 126673), (2147, 73101), (2373, 66139), (3363, 46669), (3481, 45087), (6441, 24367), (6667, 23541), (7847, 20001), (10443, 15029)]