29120217

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1237}}^1$

素因数の和:1325

約数の個数: 32

約数和(自身を含む): 47539200

約数和(自身を除く): 18418983

約数列:

[1, 3, 7, 19, 21, 57, 59, 133, 177, 399, 413, 1121, 1237, 1239, 3363, 3711, 7847, 8659, 23503, 23541, 25977, 70509, 72983, 164521, 218949, 493563, 510881, 1386677, 1532643, 4160031, 9706739, 29120217]

約数ペア:

[(1, 29120217), (3, 9706739), (7, 4160031), (19, 1532643), (21, 1386677), (57, 510881), (59, 493563), (133, 218949), (177, 164521), (399, 72983), (413, 70509), (1121, 25977), (1237, 23541), (1239, 23503), (3363, 8659), (3711, 7847)]