203919903

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{757}}^1\times {\mathrm{907}}^1$

素因数の和:1684

約数の個数: 32

約数和(自身を含む): 330366720

約数和(自身を除く): 126446817

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 757, 907, 2271, 2721, 6813, 8163, 8327, 9977, 20439, 24489, 24981, 29931, 74943, 89793, 224829, 269379, 686599, 2059797, 6179391, 7552589, 18538173, 22657767, 67973301, 203919903]

約数ペア:

[(1, 203919903), (3, 67973301), (9, 22657767), (11, 18538173), (27, 7552589), (33, 6179391), (99, 2059797), (297, 686599), (757, 269379), (907, 224829), (2271, 89793), (2721, 74943), (6813, 29931), (8163, 24981), (8327, 24489), (9977, 20439)]