390753601

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{127739}}^1$

素因数の和:127788

約数の個数: 16

約数和(自身を含む): 490521600

約数和(自身を除く): 99767999

約数列:

[1, 7, 19, 23, 133, 161, 437, 3059, 127739, 894173, 2427041, 2937997, 16989287, 20565979, 55821943, 390753601]

約数ペア:

[(1, 390753601), (7, 55821943), (19, 20565979), (23, 16989287), (133, 2937997), (161, 2427041), (437, 894173), (3059, 127739)]