13991945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{3797}}^1$

素因数の和:3880

約数の個数: 16

約数和(自身を含む): 18595008

約数和(自身を除く): 4603063

約数列:

[1, 5, 11, 55, 67, 335, 737, 3685, 3797, 18985, 41767, 208835, 254399, 1271995, 2798389, 13991945]

約数ペア:

[(1, 13991945), (5, 2798389), (11, 1271995), (55, 254399), (67, 208835), (335, 41767), (737, 18985), (3685, 3797)]