90307953

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{383}}^1$

素因数の和:507

約数の個数: 40

約数和(自身を含む): 140507136

約数和(自身を除く): 50199183

約数列:

[1, 3, 9, 27, 41, 71, 81, 123, 213, 369, 383, 639, 1107, 1149, 1917, 2911, 3321, 3447, 5751, 8733, 10341, 15703, 26199, 27193, 31023, 47109, 78597, 81579, 141327, 235791, 244737, 423981, 734211, 1114913, 1271943, 2202633, 3344739, 10034217, 30102651, 90307953]

約数ペア:

[(1, 90307953), (3, 30102651), (9, 10034217), (27, 3344739), (41, 2202633), (71, 1271943), (81, 1114913), (123, 734211), (213, 423981), (369, 244737), (383, 235791), (639, 141327), (1107, 81579), (1149, 78597), (1917, 47109), (2911, 31023), (3321, 27193), (3447, 26199), (5751, 15703), (8733, 10341)]