42219957

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{251}}^1$

素因数の和:513

約数の個数: 32

約数和(自身を含む): 64350720

約数和(自身を除く): 22130763

約数列:

[1, 3, 13, 19, 39, 57, 227, 247, 251, 681, 741, 753, 2951, 3263, 4313, 4769, 8853, 9789, 12939, 14307, 56069, 56977, 61997, 168207, 170931, 185991, 740701, 1082563, 2222103, 3247689, 14073319, 42219957]

約数ペア:

[(1, 42219957), (3, 14073319), (13, 3247689), (19, 2222103), (39, 1082563), (57, 740701), (227, 185991), (247, 170931), (251, 168207), (681, 61997), (741, 56977), (753, 56069), (2951, 14307), (3263, 12939), (4313, 9789), (4769, 8853)]