30680715

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3659}}^1$

素因数の和:3723

約数の個数: 32

約数和(自身を含む): 54109440

約数和(自身を除く): 23428725

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 129, 195, 215, 559, 645, 1677, 2795, 3659, 8385, 10977, 18295, 47567, 54885, 142701, 157337, 237835, 472011, 713505, 786685, 2045381, 2360055, 6136143, 10226905, 30680715]

約数ペア:

[(1, 30680715), (3, 10226905), (5, 6136143), (13, 2360055), (15, 2045381), (39, 786685), (43, 713505), (65, 472011), (129, 237835), (195, 157337), (215, 142701), (559, 54885), (645, 47567), (1677, 18295), (2795, 10977), (3659, 8385)]