38889145

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{4003}}^1$

素因数の和:4104

約数の個数: 16

約数和(自身を含む): 49008960

約数和(自身を除く): 10119815

約数列:

[1, 5, 29, 67, 145, 335, 1943, 4003, 9715, 20015, 116087, 268201, 580435, 1341005, 7777829, 38889145]

約数ペア:

[(1, 38889145), (5, 7777829), (29, 1341005), (67, 580435), (145, 268201), (335, 116087), (1943, 20015), (4003, 9715)]