638804345648

素因数分解:

$2^4\times 7^1\times {\mathrm{6871}}^1\times {\mathrm{830099}}^1$

素因数の和:836985

約数の個数: 40

約数和(自身を含む): 1414702905600

約数和(自身を除く): 775898559952

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 6871, 13742, 27484, 48097, 54968, 96194, 109936, 192388, 384776, 769552, 830099, 1660198, 3320396, 5810693, 6640792, 11621386, 13281584, 23242772, 46485544, 92971088, 5703610229, 11407220458, 22814440916, 39925271603, 45628881832, 79850543206, 91257763664, 159701086412, 319402172824, 638804345648]

約数ペア:

[(1, 638804345648), (2, 319402172824), (4, 159701086412), (7, 91257763664), (8, 79850543206), (14, 45628881832), (16, 39925271603), (28, 22814440916), (56, 11407220458), (112, 5703610229), (6871, 92971088), (13742, 46485544), (27484, 23242772), (48097, 13281584), (54968, 11621386), (96194, 6640792), (109936, 5810693), (192388, 3320396), (384776, 1660198), (769552, 830099)]