13290784

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{743}}^1$

素因数の和:809

約数の個数: 48

約数和(自身を含む): 28873152

約数和(自身を除く): 15582368

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 86, 104, 172, 208, 344, 416, 559, 688, 743, 1118, 1376, 1486, 2236, 2972, 4472, 5944, 8944, 9659, 11888, 17888, 19318, 23776, 31949, 38636, 63898, 77272, 127796, 154544, 255592, 309088, 415337, 511184, 830674, 1022368, 1661348, 3322696, 6645392, 13290784]

約数ペア:

[(1, 13290784), (2, 6645392), (4, 3322696), (8, 1661348), (13, 1022368), (16, 830674), (26, 511184), (32, 415337), (43, 309088), (52, 255592), (86, 154544), (104, 127796), (172, 77272), (208, 63898), (344, 38636), (416, 31949), (559, 23776), (688, 19318), (743, 17888), (1118, 11888), (1376, 9659), (1486, 8944), (2236, 5944), (2972, 4472)]