388633505

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{2887}}^1$

素因数の和:3033

約数の個数: 32

約数和(自身を含む): 533702400

約数和(自身を除く): 145068895

約数列:

[1, 5, 13, 19, 65, 95, 109, 247, 545, 1235, 1417, 2071, 2887, 7085, 10355, 14435, 26923, 37531, 54853, 134615, 187655, 274265, 314683, 713089, 1573415, 3565445, 4090879, 5978977, 20454395, 29894885, 77726701, 388633505]

約数ペア:

[(1, 388633505), (5, 77726701), (13, 29894885), (19, 20454395), (65, 5978977), (95, 4090879), (109, 3565445), (247, 1573415), (545, 713089), (1235, 314683), (1417, 274265), (2071, 187655), (2887, 134615), (7085, 54853), (10355, 37531), (14435, 26923)]