15213457

素因数分解:

$7^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:400

約数の個数: 16

約数和(自身を含む): 17797120

約数和(自身を除く): 2583663

約数列:

[1, 7, 109, 127, 157, 763, 889, 1099, 13843, 17113, 19939, 96901, 119791, 139573, 2173351, 15213457]

約数ペア:

[(1, 15213457), (7, 2173351), (109, 139573), (127, 119791), (157, 96901), (763, 19939), (889, 17113), (1099, 13843)]