153949438

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{21211}}^1$

素因数の和:21423

約数の個数: 16

約数和(自身を含む): 244362240

約数和(自身を除く): 90412802

約数列:

[1, 2, 19, 38, 191, 382, 3629, 7258, 21211, 42422, 403009, 806018, 4051301, 8102602, 76974719, 153949438]

約数ペア:

[(1, 153949438), (2, 76974719), (19, 8102602), (38, 4051301), (191, 806018), (382, 403009), (3629, 42422), (7258, 21211)]