1991248

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{773}}^1$

素因数の和:811

約数の個数: 40

約数和(自身を含む): 4606848

約数和(自身を除く): 2615600

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 368, 644, 773, 1288, 1546, 2576, 3092, 5411, 6184, 10822, 12368, 17779, 21644, 35558, 43288, 71116, 86576, 124453, 142232, 248906, 284464, 497812, 995624, 1991248]

約数ペア:

[(1, 1991248), (2, 995624), (4, 497812), (7, 284464), (8, 248906), (14, 142232), (16, 124453), (23, 86576), (28, 71116), (46, 43288), (56, 35558), (92, 21644), (112, 17779), (161, 12368), (184, 10822), (322, 6184), (368, 5411), (644, 3092), (773, 2576), (1288, 1546)]