128301635

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19603}}^1$

素因数の和:19643

約数の個数: 32

約数和(自身を含む): 203254272

約数和(自身を除く): 74952637

約数列:

[1, 5, 7, 11, 17, 35, 55, 77, 85, 119, 187, 385, 595, 935, 1309, 6545, 19603, 98015, 137221, 215633, 333251, 686105, 1078165, 1509431, 1666255, 2332757, 3665761, 7547155, 11663785, 18328805, 25660327, 128301635]

約数ペア:

[(1, 128301635), (5, 25660327), (7, 18328805), (11, 11663785), (17, 7547155), (35, 3665761), (55, 2332757), (77, 1666255), (85, 1509431), (119, 1078165), (187, 686105), (385, 333251), (595, 215633), (935, 137221), (1309, 98015), (6545, 19603)]