1378265

素因数分解:

$5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{743}}^1$

素因数の和:808

約数の個数: 16

約数和(自身を含む): 1928448

約数和(自身を除く): 550183

約数列:

[1, 5, 7, 35, 53, 265, 371, 743, 1855, 3715, 5201, 26005, 39379, 196895, 275653, 1378265]

約数ペア:

[(1, 1378265), (5, 275653), (7, 196895), (35, 39379), (53, 26005), (265, 5201), (371, 3715), (743, 1855)]