138905312

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47701}}^1$

素因数の和:47731

約数の個数: 48

約数和(自身を含む): 336585312

約数和(自身を除く): 197680000

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 47701, 95402, 190804, 333907, 381608, 620113, 667814, 763216, 1240226, 1335628, 1526432, 2480452, 2671256, 4340791, 4960904, 5342512, 8681582, 9921808, 10685024, 17363164, 19843616, 34726328, 69452656, 138905312]

約数ペア:

[(1, 138905312), (2, 69452656), (4, 34726328), (7, 19843616), (8, 17363164), (13, 10685024), (14, 9921808), (16, 8681582), (26, 5342512), (28, 4960904), (32, 4340791), (52, 2671256), (56, 2480452), (91, 1526432), (104, 1335628), (112, 1240226), (182, 763216), (208, 667814), (224, 620113), (364, 381608), (416, 333907), (728, 190804), (1456, 95402), (2912, 47701)]