30648465

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{337}}^1$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 55680768

約数和(自身を除く): 25032303

約数列:

[1, 3, 5, 9, 15, 43, 45, 47, 129, 141, 215, 235, 337, 387, 423, 645, 705, 1011, 1685, 1935, 2021, 2115, 3033, 5055, 6063, 10105, 14491, 15165, 15839, 18189, 30315, 43473, 47517, 72455, 79195, 90945, 130419, 142551, 217365, 237585, 652095, 681077, 712755, 2043231, 3405385, 6129693, 10216155, 30648465]

約数ペア:

[(1, 30648465), (3, 10216155), (5, 6129693), (9, 3405385), (15, 2043231), (43, 712755), (45, 681077), (47, 652095), (129, 237585), (141, 217365), (215, 142551), (235, 130419), (337, 90945), (387, 79195), (423, 72455), (645, 47517), (705, 43473), (1011, 30315), (1685, 18189), (1935, 15839), (2021, 15165), (2115, 14491), (3033, 10105), (5055, 6063)]