213436743

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{1229}}^1$

素因数の和:1379

約数の個数: 32

約数和(自身を含む): 316021440

約数和(自身を除く): 102584697

約数列:

[1, 3, 13, 39, 61, 73, 183, 219, 793, 949, 1229, 2379, 2847, 3687, 4453, 13359, 15977, 47931, 57889, 74969, 89717, 173667, 224907, 269151, 974597, 1166321, 2923791, 3498963, 5472737, 16418211, 71145581, 213436743]

約数ペア:

[(1, 213436743), (3, 71145581), (13, 16418211), (39, 5472737), (61, 3498963), (73, 2923791), (183, 1166321), (219, 974597), (793, 269151), (949, 224907), (1229, 173667), (2379, 89717), (2847, 74969), (3687, 57889), (4453, 47931), (13359, 15977)]