51511389

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:277

約数の個数: 32

約数和(自身を含む): 73281024

約数和(自身を除く): 21769635

約数列:

[1, 3, 47, 53, 61, 113, 141, 159, 183, 339, 2491, 2867, 3233, 5311, 5989, 6893, 7473, 8601, 9699, 15933, 17967, 20679, 151951, 281483, 323971, 365329, 455853, 844449, 971913, 1095987, 17170463, 51511389]

約数ペア:

[(1, 51511389), (3, 17170463), (47, 1095987), (53, 971913), (61, 844449), (113, 455853), (141, 365329), (159, 323971), (183, 281483), (339, 151951), (2491, 20679), (2867, 17967), (3233, 15933), (5311, 9699), (5989, 8601), (6893, 7473)]