81123498

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^1\times {\mathrm{51803}}^1$

素因数の和:51843

約数の個数: 32

約数和(自身を含む): 186494400

約数和(自身を除く): 105370902

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 87, 174, 261, 522, 783, 1566, 51803, 103606, 155409, 310818, 466227, 932454, 1398681, 1502287, 2797362, 3004574, 4506861, 9013722, 13520583, 27041166, 40561749, 81123498]

約数ペア:

[(1, 81123498), (2, 40561749), (3, 27041166), (6, 13520583), (9, 9013722), (18, 4506861), (27, 3004574), (29, 2797362), (54, 1502287), (58, 1398681), (87, 932454), (174, 466227), (261, 310818), (522, 155409), (783, 103606), (1566, 51803)]