39106816

素因数分解:

$2^8\times 7^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:319

約数の個数: 72

約数和(自身を含む): 90426560

約数和(自身を除く): 51319744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 139, 157, 224, 256, 278, 314, 448, 556, 628, 896, 973, 1099, 1112, 1256, 1792, 1946, 2198, 2224, 2512, 3892, 4396, 4448, 5024, 7784, 8792, 8896, 10048, 15568, 17584, 17792, 20096, 21823, 31136, 35168, 35584, 40192, 43646, 62272, 70336, 87292, 124544, 140672, 152761, 174584, 249088, 281344, 305522, 349168, 611044, 698336, 1222088, 1396672, 2444176, 2793344, 4888352, 5586688, 9776704, 19553408, 39106816]

約数ペア:

[(1, 39106816), (2, 19553408), (4, 9776704), (7, 5586688), (8, 4888352), (14, 2793344), (16, 2444176), (28, 1396672), (32, 1222088), (56, 698336), (64, 611044), (112, 349168), (128, 305522), (139, 281344), (157, 249088), (224, 174584), (256, 152761), (278, 140672), (314, 124544), (448, 87292), (556, 70336), (628, 62272), (896, 43646), (973, 40192), (1099, 35584), (1112, 35168), (1256, 31136), (1792, 21823), (1946, 20096), (2198, 17792), (2224, 17584), (2512, 15568), (3892, 10048), (4396, 8896), (4448, 8792), (5024, 7784)]