15956985

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{997}}^1$

素因数の和:1113

約数の個数: 32

約数和(自身を含む): 28167552

約数和(自身を除く): 12210567

約数列:

[1, 3, 5, 11, 15, 33, 55, 97, 165, 291, 485, 997, 1067, 1455, 2991, 3201, 4985, 5335, 10967, 14955, 16005, 32901, 54835, 96709, 164505, 290127, 483545, 1063799, 1450635, 3191397, 5318995, 15956985]

約数ペア:

[(1, 15956985), (3, 5318995), (5, 3191397), (11, 1450635), (15, 1063799), (33, 483545), (55, 290127), (97, 164505), (165, 96709), (291, 54835), (485, 32901), (997, 16005), (1067, 14955), (1455, 10967), (2991, 5335), (3201, 4985)]