153993455

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{399983}}^1$

素因数の和:400006

約数の個数: 16

約数和(自身を含む): 230390784

約数和(自身を除く): 76397329

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 399983, 1999915, 2799881, 4399813, 13999405, 21999065, 30798691, 153993455]

約数ペア:

[(1, 153993455), (5, 30798691), (7, 21999065), (11, 13999405), (35, 4399813), (55, 2799881), (77, 1999915), (385, 399983)]