64131228

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{254489}}^1$

素因数の和:254506

約数の個数: 36

約数和(自身を含む): 185268720

約数和(自身を除く): 121137492

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 254489, 508978, 763467, 1017956, 1526934, 1781423, 2290401, 3053868, 3562846, 4580802, 5344269, 7125692, 9161604, 10688538, 16032807, 21377076, 32065614, 64131228]

約数ペア:

[(1, 64131228), (2, 32065614), (3, 21377076), (4, 16032807), (6, 10688538), (7, 9161604), (9, 7125692), (12, 5344269), (14, 4580802), (18, 3562846), (21, 3053868), (28, 2290401), (36, 1781423), (42, 1526934), (63, 1017956), (84, 763467), (126, 508978), (252, 254489)]