2181088

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1$

素因数の和:144

約数の個数: 72

約数和(自身を含む): 5429592

約数和(自身を除く): 3248504

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 91, 98, 104, 107, 112, 182, 196, 208, 214, 224, 364, 392, 416, 428, 637, 728, 749, 784, 856, 1274, 1391, 1456, 1498, 1568, 1712, 2548, 2782, 2912, 2996, 3424, 5096, 5243, 5564, 5992, 9737, 10192, 10486, 11128, 11984, 19474, 20384, 20972, 22256, 23968, 38948, 41944, 44512, 68159, 77896, 83888, 136318, 155792, 167776, 272636, 311584, 545272, 1090544, 2181088]

約数ペア:

[(1, 2181088), (2, 1090544), (4, 545272), (7, 311584), (8, 272636), (13, 167776), (14, 155792), (16, 136318), (26, 83888), (28, 77896), (32, 68159), (49, 44512), (52, 41944), (56, 38948), (91, 23968), (98, 22256), (104, 20972), (107, 20384), (112, 19474), (182, 11984), (196, 11128), (208, 10486), (214, 10192), (224, 9737), (364, 5992), (392, 5564), (416, 5243), (428, 5096), (637, 3424), (728, 2996), (749, 2912), (784, 2782), (856, 2548), (1274, 1712), (1391, 1568), (1456, 1498)]