28471203

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{179}}^1$

素因数の和:368

約数の個数: 32

約数和(自身を含む): 43718400

約数和(自身を除く): 15247197

約数列:

[1, 3, 9, 27, 43, 129, 137, 179, 387, 411, 537, 1161, 1233, 1611, 3699, 4833, 5891, 7697, 17673, 23091, 24523, 53019, 69273, 73569, 159057, 207819, 220707, 662121, 1054489, 3163467, 9490401, 28471203]

約数ペア:

[(1, 28471203), (3, 9490401), (9, 3163467), (27, 1054489), (43, 662121), (129, 220707), (137, 207819), (179, 159057), (387, 73569), (411, 69273), (537, 53019), (1161, 24523), (1233, 23091), (1611, 17673), (3699, 7697), (4833, 5891)]