200394789

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{142427}}^1$

素因数の和:142504

約数の個数: 16

約数和(自身を含む): 309923328

約数和(自身を除く): 109528539

約数列:

[1, 3, 7, 21, 67, 201, 469, 1407, 142427, 427281, 996989, 2990967, 9542609, 28627827, 66798263, 200394789]

約数ペア:

[(1, 200394789), (3, 66798263), (7, 28627827), (21, 9542609), (67, 2990967), (201, 996989), (469, 427281), (1407, 142427)]