217574786

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{619}}^1\times {\mathrm{1229}}^1$

素因数の和:1874

約数の個数: 32

約数和(自身を含む): 384350400

約数和(自身を除く): 166775614

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 619, 1229, 1238, 2458, 6809, 8047, 13519, 13618, 15977, 16094, 27038, 31954, 88517, 175747, 177034, 351494, 760751, 1521502, 8368261, 9889763, 16736522, 19779526, 108787393, 217574786]

約数ペア:

[(1, 217574786), (2, 108787393), (11, 19779526), (13, 16736522), (22, 9889763), (26, 8368261), (143, 1521502), (286, 760751), (619, 351494), (1229, 177034), (1238, 175747), (2458, 88517), (6809, 31954), (8047, 27038), (13519, 16094), (13618, 15977)]