31231998

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{247873}}^1$

素因数の和:247888

約数の個数: 24

約数和(自身を含む): 77336688

約数和(自身を除く): 46104690

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 247873, 495746, 743619, 1487238, 1735111, 2230857, 3470222, 4461714, 5205333, 10410666, 15615999, 31231998]

約数ペア:

[(1, 31231998), (2, 15615999), (3, 10410666), (6, 5205333), (7, 4461714), (9, 3470222), (14, 2230857), (18, 1735111), (21, 1487238), (42, 743619), (63, 495746), (126, 247873)]