71542512

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{21601}}^1$

素因数の和:21638

約数の個数: 60

約数和(自身を含む): 208934544

約数和(自身を除く): 137392032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 46, 48, 69, 72, 92, 138, 144, 184, 207, 276, 368, 414, 552, 828, 1104, 1656, 3312, 21601, 43202, 64803, 86404, 129606, 172808, 194409, 259212, 345616, 388818, 496823, 518424, 777636, 993646, 1036848, 1490469, 1555272, 1987292, 2980938, 3110544, 3974584, 4471407, 5961876, 7949168, 8942814, 11923752, 17885628, 23847504, 35771256, 71542512]

約数ペア:

[(1, 71542512), (2, 35771256), (3, 23847504), (4, 17885628), (6, 11923752), (8, 8942814), (9, 7949168), (12, 5961876), (16, 4471407), (18, 3974584), (23, 3110544), (24, 2980938), (36, 1987292), (46, 1555272), (48, 1490469), (69, 1036848), (72, 993646), (92, 777636), (138, 518424), (144, 496823), (184, 388818), (207, 345616), (276, 259212), (368, 194409), (414, 172808), (552, 129606), (828, 86404), (1104, 64803), (1656, 43202), (3312, 21601)]