40106906

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1$

素因数の和:494

約数の個数: 32

約数和(自身を含む): 70440192

約数和(自身を除く): 30333286

約数列:

[1, 2, 7, 14, 71, 142, 157, 257, 314, 497, 514, 994, 1099, 1799, 2198, 3598, 11147, 18247, 22294, 36494, 40349, 78029, 80698, 127729, 156058, 255458, 282443, 564886, 2864779, 5729558, 20053453, 40106906]

約数ペア:

[(1, 40106906), (2, 20053453), (7, 5729558), (14, 2864779), (71, 564886), (142, 282443), (157, 255458), (257, 156058), (314, 127729), (497, 80698), (514, 78029), (994, 40349), (1099, 36494), (1799, 22294), (2198, 18247), (3598, 11147)]