168440909

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2633}}^1$

素因数の和:2709

約数の個数: 32

約数和(自身を含む): 224206080

約数和(自身を除く): 55765171

約数列:

[1, 7, 13, 19, 37, 91, 133, 247, 259, 481, 703, 1729, 2633, 3367, 4921, 9139, 18431, 34229, 50027, 63973, 97421, 239603, 350189, 650351, 681947, 1266473, 1850999, 4552457, 8865311, 12956993, 24062987, 168440909]

約数ペア:

[(1, 168440909), (7, 24062987), (13, 12956993), (19, 8865311), (37, 4552457), (91, 1850999), (133, 1266473), (247, 681947), (259, 650351), (481, 350189), (703, 239603), (1729, 97421), (2633, 63973), (3367, 50027), (4921, 34229), (9139, 18431)]