42489381

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:369

約数の個数: 32

約数和(自身を含む): 63705600

約数和(自身を除く): 21216219

約数列:

[1, 3, 11, 33, 59, 139, 157, 177, 417, 471, 649, 1529, 1727, 1947, 4587, 5181, 8201, 9263, 21823, 24603, 27789, 65469, 90211, 101893, 240053, 270633, 305679, 720159, 1287557, 3862671, 14163127, 42489381]

約数ペア:

[(1, 42489381), (3, 14163127), (11, 3862671), (33, 1287557), (59, 720159), (139, 305679), (157, 270633), (177, 240053), (417, 101893), (471, 90211), (649, 65469), (1529, 27789), (1727, 24603), (1947, 21823), (4587, 9263), (5181, 8201)]