131573330

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{268517}}^1$

素因数の和:268538

約数の個数: 24

約数和(自身を含む): 275499468

約数和(自身を除く): 143926138

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 268517, 537034, 1342585, 1879619, 2685170, 3759238, 9398095, 13157333, 18796190, 26314666, 65786665, 131573330]

約数ペア:

[(1, 131573330), (2, 65786665), (5, 26314666), (7, 18796190), (10, 13157333), (14, 9398095), (35, 3759238), (49, 2685170), (70, 1879619), (98, 1342585), (245, 537034), (490, 268517)]