31021107

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{659}}^1$

素因数の和:763

約数の個数: 32

約数和(自身を含む): 47900160

約数和(自身を除く): 16879053

約数列:

[1, 3, 13, 17, 39, 51, 71, 213, 221, 659, 663, 923, 1207, 1977, 2769, 3621, 8567, 11203, 15691, 25701, 33609, 46789, 47073, 140367, 145639, 436917, 608257, 795413, 1824771, 2386239, 10340369, 31021107]

約数ペア:

[(1, 31021107), (3, 10340369), (13, 2386239), (17, 1824771), (39, 795413), (51, 608257), (71, 436917), (213, 145639), (221, 140367), (659, 47073), (663, 46789), (923, 33609), (1207, 25701), (1977, 15691), (2769, 11203), (3621, 8567)]