156997516

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{337}}^1$

素因数の和:419

約数の個数: 72

約数和(自身を含む): 325410176

約数和(自身を除く): 168412660

約数列:

[1, 2, 4, 13, 17, 26, 31, 34, 52, 62, 68, 124, 221, 289, 337, 403, 442, 527, 578, 674, 806, 884, 1054, 1156, 1348, 1612, 2108, 3757, 4381, 5729, 6851, 7514, 8762, 8959, 10447, 11458, 13702, 15028, 17524, 17918, 20894, 22916, 27404, 35836, 41788, 74477, 97393, 116467, 135811, 148954, 177599, 194786, 232934, 271622, 297908, 355198, 389572, 465868, 543244, 710396, 1266109, 2308787, 2532218, 3019183, 4617574, 5064436, 6038366, 9235148, 12076732, 39249379, 78498758, 156997516]

約数ペア:

[(1, 156997516), (2, 78498758), (4, 39249379), (13, 12076732), (17, 9235148), (26, 6038366), (31, 5064436), (34, 4617574), (52, 3019183), (62, 2532218), (68, 2308787), (124, 1266109), (221, 710396), (289, 543244), (337, 465868), (403, 389572), (442, 355198), (527, 297908), (578, 271622), (674, 232934), (806, 194786), (884, 177599), (1054, 148954), (1156, 135811), (1348, 116467), (1612, 97393), (2108, 74477), (3757, 41788), (4381, 35836), (5729, 27404), (6851, 22916), (7514, 20894), (8762, 17918), (8959, 17524), (10447, 15028), (11458, 13702)]