128983456

素因数分解:

$2^5\times 7^1\times {\mathrm{211}}^1\times {\mathrm{2729}}^1$

素因数の和:2957

約数の個数: 48

約数和(自身を含む): 291695040

約数和(自身を除く): 162711584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 211, 224, 422, 844, 1477, 1688, 2729, 2954, 3376, 5458, 5908, 6752, 10916, 11816, 19103, 21832, 23632, 38206, 43664, 47264, 76412, 87328, 152824, 305648, 575819, 611296, 1151638, 2303276, 4030733, 4606552, 8061466, 9213104, 16122932, 18426208, 32245864, 64491728, 128983456]

約数ペア:

[(1, 128983456), (2, 64491728), (4, 32245864), (7, 18426208), (8, 16122932), (14, 9213104), (16, 8061466), (28, 4606552), (32, 4030733), (56, 2303276), (112, 1151638), (211, 611296), (224, 575819), (422, 305648), (844, 152824), (1477, 87328), (1688, 76412), (2729, 47264), (2954, 43664), (3376, 38206), (5458, 23632), (5908, 21832), (6752, 19103), (10916, 11816)]