221900525

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{6067}}^1$

素因数の和:6114

約数の個数: 48

約数和(自身を含む): 361167360

約数和(自身を除く): 139266835

約数列:

[1, 5, 7, 11, 19, 25, 35, 55, 77, 95, 133, 175, 209, 275, 385, 475, 665, 1045, 1463, 1925, 3325, 5225, 6067, 7315, 30335, 36575, 42469, 66737, 115273, 151675, 212345, 333685, 467159, 576365, 806911, 1061725, 1268003, 1668425, 2335795, 2881825, 4034555, 6340015, 8876021, 11678975, 20172775, 31700075, 44380105, 221900525]

約数ペア:

[(1, 221900525), (5, 44380105), (7, 31700075), (11, 20172775), (19, 11678975), (25, 8876021), (35, 6340015), (55, 4034555), (77, 2881825), (95, 2335795), (133, 1668425), (175, 1268003), (209, 1061725), (275, 806911), (385, 576365), (475, 467159), (665, 333685), (1045, 212345), (1463, 151675), (1925, 115273), (3325, 66737), (5225, 42469), (6067, 36575), (7315, 30335)]