139235306

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{8581}}^1$

素因数の和:8670

約数の個数: 32

約数和(自身を含む): 255400320

約数和(自身を除く): 116165014

約数列:

[1, 2, 7, 14, 19, 38, 61, 122, 133, 266, 427, 854, 1159, 2318, 8113, 8581, 16226, 17162, 60067, 120134, 163039, 326078, 523441, 1046882, 1141273, 2282546, 3664087, 7328174, 9945379, 19890758, 69617653, 139235306]

約数ペア:

[(1, 139235306), (2, 69617653), (7, 19890758), (14, 9945379), (19, 7328174), (38, 3664087), (61, 2282546), (122, 1141273), (133, 1046882), (266, 523441), (427, 326078), (854, 163039), (1159, 120134), (2318, 60067), (8113, 17162), (8581, 16226)]