31445115

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^2\times {\mathrm{73}}^1$

素因数の和:188

約数の個数: 48

約数和(自身を含む): 56118048

約数和(自身を除く): 24672933

約数列:

[1, 3, 5, 13, 15, 39, 47, 65, 73, 141, 195, 219, 235, 365, 611, 705, 949, 1095, 1833, 2209, 2847, 3055, 3431, 4745, 6627, 9165, 10293, 11045, 14235, 17155, 28717, 33135, 44603, 51465, 86151, 133809, 143585, 161257, 223015, 430755, 483771, 669045, 806285, 2096341, 2418855, 6289023, 10481705, 31445115]

約数ペア:

[(1, 31445115), (3, 10481705), (5, 6289023), (13, 2418855), (15, 2096341), (39, 806285), (47, 669045), (65, 483771), (73, 430755), (141, 223015), (195, 161257), (219, 143585), (235, 133809), (365, 86151), (611, 51465), (705, 44603), (949, 33135), (1095, 28717), (1833, 17155), (2209, 14235), (2847, 11045), (3055, 10293), (3431, 9165), (4745, 6627)]