1387646

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^2$

素因数の和:140

約数の個数: 24

約数和(自身を含む): 2404920

約数和(自身を除く): 1017274

約数列:

[1, 2, 13, 19, 26, 38, 53, 106, 247, 494, 689, 1007, 1378, 2014, 2809, 5618, 13091, 26182, 36517, 53371, 73034, 106742, 693823, 1387646]

約数ペア:

[(1, 1387646), (2, 693823), (13, 106742), (19, 73034), (26, 53371), (38, 36517), (53, 26182), (106, 13091), (247, 5618), (494, 2809), (689, 2014), (1007, 1378)]