38701887

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{257}}^1$

素因数の和:439

約数の個数: 32

約数和(自身を含む): 60632064

約数和(自身を除く): 21930177

約数列:

[1, 3, 7, 21, 71, 101, 213, 257, 303, 497, 707, 771, 1491, 1799, 2121, 5397, 7171, 18247, 21513, 25957, 50197, 54741, 77871, 127729, 150591, 181699, 383187, 545097, 1842947, 5528841, 12900629, 38701887]

約数ペア:

[(1, 38701887), (3, 12900629), (7, 5528841), (21, 1842947), (71, 545097), (101, 383187), (213, 181699), (257, 150591), (303, 127729), (497, 77871), (707, 54741), (771, 50197), (1491, 25957), (1799, 21513), (2121, 18247), (5397, 7171)]