491747982

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{2549}}^1$

素因数の和:2681

約数の個数: 64

約数和(自身を含む): 1116288000

約数和(自身を除く): 624540018

約数列:

[1, 2, 3, 6, 11, 22, 33, 37, 66, 74, 79, 111, 158, 222, 237, 407, 474, 814, 869, 1221, 1738, 2442, 2549, 2607, 2923, 5098, 5214, 5846, 7647, 8769, 15294, 17538, 28039, 32153, 56078, 64306, 84117, 94313, 96459, 168234, 188626, 192918, 201371, 282939, 402742, 565878, 604113, 1037443, 1208226, 2074886, 2215081, 3112329, 4430162, 6224658, 6645243, 7450727, 13290486, 14901454, 22352181, 44704362, 81957997, 163915994, 245873991, 491747982]

約数ペア:

[(1, 491747982), (2, 245873991), (3, 163915994), (6, 81957997), (11, 44704362), (22, 22352181), (33, 14901454), (37, 13290486), (66, 7450727), (74, 6645243), (79, 6224658), (111, 4430162), (158, 3112329), (222, 2215081), (237, 2074886), (407, 1208226), (474, 1037443), (814, 604113), (869, 565878), (1221, 402742), (1738, 282939), (2442, 201371), (2549, 192918), (2607, 188626), (2923, 168234), (5098, 96459), (5214, 94313), (5846, 84117), (7647, 64306), (8769, 56078), (15294, 32153), (17538, 28039)]