203742189

素因数分解:

$3^3\times 7^1\times {\mathrm{1078001}}^1$

素因数の和:1078017

約数の個数: 16

約数和(自身を含む): 344960640

約数和(自身を除く): 141218451

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 1078001, 3234003, 7546007, 9702009, 22638021, 29106027, 67914063, 203742189]

約数ペア:

[(1, 203742189), (3, 67914063), (7, 29106027), (9, 22638021), (21, 9702009), (27, 7546007), (63, 3234003), (189, 1078001)]