180830385

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1\times {\mathrm{443}}^1$

素因数の和:694

約数の個数: 48

約数和(自身を含む): 322493184

約数和(自身を除く): 141662799

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 193, 235, 423, 443, 579, 705, 965, 1329, 1737, 2115, 2215, 2895, 3987, 6645, 8685, 9071, 19935, 20821, 27213, 45355, 62463, 81639, 85499, 104105, 136065, 187389, 256497, 312315, 408195, 427495, 769491, 936945, 1282485, 3847455, 4018453, 12055359, 20092265, 36166077, 60276795, 180830385]

約数ペア:

[(1, 180830385), (3, 60276795), (5, 36166077), (9, 20092265), (15, 12055359), (45, 4018453), (47, 3847455), (141, 1282485), (193, 936945), (235, 769491), (423, 427495), (443, 408195), (579, 312315), (705, 256497), (965, 187389), (1329, 136065), (1737, 104105), (2115, 85499), (2215, 81639), (2895, 62463), (3987, 45355), (6645, 27213), (8685, 20821), (9071, 19935)]