66706486

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{509}}^1$

素因数の和:589

約数の個数: 64

約数和(自身を含む): 133954560

約数和(自身を除く): 67248074

約数列:

[1, 2, 7, 11, 14, 22, 23, 37, 46, 74, 77, 154, 161, 253, 259, 322, 407, 506, 509, 518, 814, 851, 1018, 1702, 1771, 2849, 3542, 3563, 5599, 5698, 5957, 7126, 9361, 11198, 11707, 11914, 18722, 18833, 23414, 37666, 39193, 65527, 78386, 81949, 128777, 131054, 131831, 163898, 207163, 257554, 263662, 414326, 433159, 866318, 901439, 1450141, 1802878, 2900282, 3032113, 4764749, 6064226, 9529498, 33353243, 66706486]

約数ペア:

[(1, 66706486), (2, 33353243), (7, 9529498), (11, 6064226), (14, 4764749), (22, 3032113), (23, 2900282), (37, 1802878), (46, 1450141), (74, 901439), (77, 866318), (154, 433159), (161, 414326), (253, 263662), (259, 257554), (322, 207163), (407, 163898), (506, 131831), (509, 131054), (518, 128777), (814, 81949), (851, 78386), (1018, 65527), (1702, 39193), (1771, 37666), (2849, 23414), (3542, 18833), (3563, 18722), (5599, 11914), (5698, 11707), (5957, 11198), (7126, 9361)]