266961214

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1\times {\mathrm{503}}^1$

素因数の和:804

約数の個数: 32

約数和(自身を含む): 438177600

約数和(自身を除く): 171216386

約数列:

[1, 2, 13, 26, 137, 149, 274, 298, 503, 1006, 1781, 1937, 3562, 3874, 6539, 13078, 20413, 40826, 68911, 74947, 137822, 149894, 265369, 530738, 895843, 974311, 1791686, 1948622, 10267739, 20535478, 133480607, 266961214]

約数ペア:

[(1, 266961214), (2, 133480607), (13, 20535478), (26, 10267739), (137, 1948622), (149, 1791686), (274, 974311), (298, 895843), (503, 530738), (1006, 265369), (1781, 149894), (1937, 137822), (3562, 74947), (3874, 68911), (6539, 40826), (13078, 20413)]