212783103645

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{2026505749}}^1$

素因数の和:2026505764

約数の個数: 16

約数和(自身を含む): 389089104000

約数和(自身を除く): 176306000355

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 2026505749, 6079517247, 10132528745, 14185540243, 30397586235, 42556620729, 70927701215, 212783103645]

約数ペア:

[(1, 212783103645), (3, 70927701215), (5, 42556620729), (7, 30397586235), (15, 14185540243), (21, 10132528745), (35, 6079517247), (105, 2026505749)]